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Don’t like drinking plain water? 10 healthy ideas for staying hydrated this summer

<a href="https://theconversation.com/profiles/lauren-ball-14718">Lauren Ball</a>, <a href="https://theconversation.com/institutions/the-university-of-queensland-805">The University of Queensland</a> and <a href="https://theconversation.com/profiles/emily-burch-438717">Emily Burch</a>, <a href="https://theconversation.com/institutions/the-university-of-queensland-805">The University of Queensland</a> Have you heard the saying “water is life?” Well, it’s true. Water is an <a href="https://www.hsph.harvard.edu/nutritionsource/water/">essential nutrient</a>. Our body cannot produce sufficient water to live, so we need to consume water through food and fluids to survive. Maintaining hydration is one of the most fundamental components of good health. But lots of people don’t like drinking plain water much. The good news is there are many other healthy ways to help you stay hydrated. <h2>Why hydration is important</h2> Water is vital for many aspects of body functioning. About half our blood is “blood plasma”, which is over 90% water. Blood plasma is essential for carrying energy, nutrients and oxygen to the cells in the body that need it most. Water helps to remove waste products via the kidneys. It also helps keep joints lubricated, the digestive system functioning, the body’s temperature controlled and skin plump and strong. If you don’t consume enough water, you may experience symptoms of dehydration such as headaches, dizziness, tiredness, low concentration, constipation and a dry mouth. Being severely dehydrated increases the risk of <a href="https://www.kidney.org/atoz/content/kidneystones">kidney stones</a> and <a href="https://www.healthdirect.gov.au/urinary-tract-infection-uti">urinary tract infections</a>. If you feel thirsty, it means your body is already <a href="https://my.clevelandclinic.org/health/treatments/9013-dehydration#:%7E:text=If%20you're%20thirsty%2C%20you,life%2Dthreatening%20illnesses%20like%20heatstroke.">mildly dehydrated</a>, so make sure you pay attention to what your body is telling you. <h2>How much fluid do you need?</h2> The amount of fluid we need changes as we age. Relative to our body weight, our needs decrease. So, a newborn baby has higher fluid needs (per kilogram body weight) than their parent, and older adults have lower fluid needs than younger adults. Fluid requirements are related to metabolic needs and vary from person-to-person. The normal turnover of water in adults is approximately 4% of total body weight per day. So, for example, if you weigh 70 kilograms, you’ll lose about 2.5 to 3 litres of water a day (not including sweating). This means you will need to consume that amount of water from food and drinks to maintain your hydration. Eight cups (or two litres) a day is often <a href="https://www.npr.org/2022/09/21/1124371309/busting-common-hydration-water-myths?utm_source=npr_newsletter&utm_medium=email&utm_content=20221016&utm_term=7386723&utm_campaign=health&utm_id=31926817&orgid=&utm_att1=">mentioned</a> as the amount of water we should aim for and a nice way to track your intake. But it doesn’t account for individual variation based on age, gender, body size and activity levels. Alcohol is a diuretic, which means it dehydrates the body by promoting water loss through urine. This fluid loss is a key factor that contributes to the severity of a hangover. Always have a glass of water in between alcoholic drinks to help stay hydrated. Caffeinated drinks (like tea and coffee) only have a mild diuretic effect. For most healthy adults, it’s okay to consume up to 400 mg of caffeine a day – that’s about four cups of coffee or eight cups of tea. If you drink more than this, it may impact your hydration levels. To check your specific requirements, check out the Australian <a href="https://www.nrv.gov.au/nutrients/water">guidelines</a> for fluid intake. <h2>People who should take extra care</h2> Some people are at greater risk of the harmful health effects from dehydration and need to pay special attention to their fluid intake. The highest priority groups are babies, young kids, pregnant women, and older adults. These groups are at greater risk for many reasons, including relatively higher water needs per kilo of body weight, reduced ability to detect and respond to symptoms of dehydration, and barriers to consuming fluids regularly. Family and friends can play an important role in <a href="https://www.agedcareguide.com.au/information/hydration-for-elderly-people-and-the-dangers-of-dehydration">supporting loved ones</a> to maintain hydration, especially during warm weather. <h2>Ten ideas for keeping fluids up this summer</h2> <ol> <li> Download a water reminder app on your phone This will help keep you on track during the day and give you digital “high fives” when you hit your water goals. </li> <li> Add sugar-free flavouring Try a sugar-free fruit infusion in your water to make it more appealing. Prepare a jug in the refrigerator and infuse it overnight so it’s chilled for you the next day. Fill it up and take it everywhere with you! </li> <li> Add some fresh fruit Add some slices of lime, lemon, berries, pineapple or orange to your water bottle for some natural flavouring. If the bottle is kept in a fridge, the fruit will stay fresh for about three days. </li> <li> Make a jug of iced tea (not the bottled stuff) There are many great sugar-free recipes online. Tea contributes to fluid intake too. For green and black teas, brew in boiling water then cool overnight on the bench before refrigerating. Fruit teas can be made using cold water immediately. </li> <li> Add a dash of cordial to your water A small amount of cordial in your water is a healthier alternative to drinking a sugar-sweetened soft drink or fruit juice. Diet cordials have less added sugar again. </li> <li> Make a fruit ‘slushie’ Combine fresh fruit, ice and water at home in the morning and sip to increase your fluid intake for the day. </li> <li> Buy a soda maker for your home Some people find plain water tastes better with bubbles. Sparkling mineral water is great too, as long as there is no added sugar or sweeteners. </li> <li> Before you eat anything, have a glass of water Make it a rule with yourself to have a glass of water before every snack or meal. </li> <li> Eat water-rich fruits and vegetables Many fruits and vegetables have a high water content. Some of the best include berries, oranges, grapes, carrots, lettuce, cabbage, spinach and melons. Keep a container full of cut-up fruit to snack on in your fridge. </li> <li> Use a water bottle Take it with you during the day and keep it by your bed overnight. </li> </ol> <h2>A tip on water bottles</h2> Water bottles are everywhere and sometimes seem to offer <a href="https://www.refinery29.com/en-au/emotional-support-water-bottle-girlies-tiktok-trend">emotional support</a> as well as hydration. Having a water bottle you enjoy using can go a long way in helping you keep up your fluids during the day. Pay attention to the material of the water bottle and use one that helps you form good habits. Some people prefer metal water bottles as they can keep water cooler for longer (others feel like they are camping). Some prefer glass bottles because the water isn’t affected by any flavours from the container (others fear breaking the glass). Consider the practical aspects, too: Will it fit in your bag? Will it be light enough to carry with you? Can you “chug” on it when you’re exceptionally thirsty? Does the lid require screwing? How durable is it in preventing leaks? Do some <a href="https://www.marthastewart.com/7842071/best-water-bottles-hydration">homework</a> on your water bottle, an essential accessory! <a href="https://theconversation.com/profiles/lauren-ball-14718">Lauren Ball</a>, Professor of Community Health and Wellbeing, <a href="https://theconversation.com/institutions/the-university-of-queensland-805">The University of Queensland</a> and <a href="https://theconversation.com/profiles/emily-burch-438717">Emily Burch</a>, Dietitian and Researcher, <a href="https://theconversation.com/institutions/the-university-of-queensland-805">The University of Queensland</a> Image credits: Shutterstock This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/dont-like-drinking-plain-water-10-healthy-ideas-for-staying-hydrated-this-summer-191859">original article</a>.

Body

‘Dark tourism’ is attracting visitors to war zones and sites of atrocities in Israel and Ukraine. Why?

<a href="https://theconversation.com/profiles/juliet-rogers-333488">Juliet Rogers</a>, <a href="https://theconversation.com/institutions/the-university-of-melbourne-722">The University of Melbourne</a> There is a disturbing trend of people travelling to the sadder places of the world: sites of military attacks, war zones and disasters. Dark tourism is now a phenomenon, with <a href="https://dark-tourism.com/">its own website</a> and dedicated tour guides. People visit these places to mourn, or to remember and honour the dead. But sometimes they just want to look, and sometimes they want to delight in the pain of others. Of course, people have long visited places like the <a href="https://www.auschwitz.org/en/visiting/guided-tours-for-individual-visitors/">Auschwitz-Birkenau</a> Memorial, <a href="https://www.911memorial.org/911-faqs">the site of the Twin Towers</a> destroyed in the 9/11 attacks, <a href="https://www.robben-island.org.za/tour-types/">Robben Island Prison</a>, where Nelson Mandela and others spent many years, and more recently, <a href="https://chernobyl-tour.com/english/">the Chernobyl nuclear power plant</a>. But there are more recent destinations, connected to active wars and aggression. Since the <a href="https://www.newsweek.com/2024/10/11/one-year-hamas-oct-attack-israel-northern-border-1961816.html">Hamas military attacks</a> of October 7 2023, in which around 1,200 people were killed and more than 250 taken hostage, celebrities and tourists have visited the related sites of the Nova music festival and the Nir Oz Kibbutz in Palestine/Israel. The kibbutz tours, guided by former residents, allow people to view and be guided through houses of the dead, to be shown photographs and bullet holes. Sderot, the biggest city targeted by Hamas, is offering <a href="https://apnews.com/article/israel-gaza-hamas-oct-7-tourism-sderot-8b21f590c37fa6780bf9190d6bfb62b7">what it describes as “resilience tours”</a>, connecting tourists with October 7 survivors. Similar places are visited <a href="https://wartours.in.ua/2023/02/25/dark-tourism-in-ukraine/">in Ukraine</a>. The “popular” Donbas war tour, for instance, takes visitors to the front lines of the conflict and offers “a firsthand look at the impact of the war on the local population”, introducing them to displaced locals, soldiers and volunteer fighters. There’s also <a href="https://wartours.in.ua/en/">a Kyiv tour</a>, which takes in destroyed military equipment and what remains of missile strikes. <h2>Solidarity tours</h2> These tours have various names, but <a href="https://touringisrael.com/tour/october-7-solidarity-tour/">one Israeli company</a> calls them “solidarity tours”. The idea of solidarity lessens the presumption of voyeurism, or the accusation of ghoulish enjoyment of pain or suffering. It suggests an affinity with those who have died or those who have lost loved ones. But solidarity is a political affiliation too. These tours are not only therapeutic. They are not only about “bearing witness”, as many guides and visitors attest. They are also about solidarity with the struggle. What is this struggle? Genocide scholar Dirk Moses <a href="https://www.bostonreview.net/articles/more-than-genocide/">has written thoughtfully</a> on this after October 7. Colonial states seek not just security, but “permanent security”. This makes them hyper-defensive of their borders. Israel was created as a nation <a href="https://www.pbs.org/wgbh/americanexperience/features/truman-israel/">by the newly formed United Nations</a> in 1947, two years after the end of World War II and in the shadow of the Holocaust: it was an inevitable product of the <a href="https://theconversation.com/a-century-on-the-balfour-declaration-still-shapes-palestinians-everyday-lives-86662">Balfour Declaration</a> (1917) that carved up the Middle East. The creation of the Israeli state turned relationships between Palestinians and Jewish people into borders to navigate and police, producing a line of security to defend. These borders have long been sites of humiliation and denigration toward Palestinians, whose homelands have been now occupied for many generations. Israeli Defense Force soldiers themselves <a href="https://www.breakingthesilence.org.il/testimonies/videos/29690">have spoken passionately</a> about the brutal and arbitrary violence that occurs there, <a href="https://link.springer.com/article/10.1007/s10978-016-9195-y">including “creative punishments”</a>. These were the borders that protected the sites targeted by Hamas. The Nova music festival was five kilometres from one of these borders. For many Israelis, any breach of those borders, any sense of loss of control, courts the terrors of the past. It raises the spectre of the Holocaust: the destruction of European Jewry, the loss of sovereignty over family, home, and over life, the loss of millions of lives, again. For Israel, as for any colonial state, security is a permanent aspiration, in Moses’s terms. The stakes are high. Dark tourism, seen in this light, is not only solidarity with those who have lost loved ones on October 7. It is solidarity with the border, with those who have lost that security. And that loss is profound, traumatic and, at least psychologically, can provoke violent reactions in an effort to have the borders – geographical and psychological – reasserted. <h2>‘I stand with you’</h2> Transitional justice mechanisms such as the truth commissions in <a href="https://www.justice.gov.za/trc/">South Africa</a>, <a href="https://www.usip.org/publications/2002/02/truth-commission-timor-leste-east-timor">Timor Leste</a> and <a href="https://www.usip.org/publications/1983/12/truth-commission-argentina">Argentina</a> apply legal frameworks to heal nations from the trauma of crimes against humanity. These mechanisms are one choice after experiences of mass violence. Ironically, their catchphrase is Nunca Mas (never again), which was the title of the 1984 report by Argentina’s <a href="https://www.usip.org/publications/1983/12/truth-commission-argentina">National Commission on the Dissappeared</a>. Permanent security of the kind Israel is seeking is another choice – and its catchphrase might well be the same. Never again will Israel’s borders be breached, never again will Jewish life be subjected to mass destruction with impunity. This is what solidarity can mean: not only grieving alongside those who have suffered, but attachment to an identity and borders, which are reinforced through participation. “I stand with you” is perhaps what the visits are for. I stand with you on this land, at this time, and perhaps for all time. But stand beside you in what now? In grief, yes. But also in rage, in pain, in vengeance and, for some, in making Israel great again. The hashtag #standwithus accompanies some calls for visits to the October 7 sites, for this form of tourism. It means stand with us at Israel’s border. From there, you can hear the sound of bombs falling: <a href="https://inews.co.uk/news/world/israel-7-october-massacre-sites-dark-draw-tourists-3101715">in Gaza</a>, a place where no solidarity tour will go. Yet. <h2>Memorials, grief and understanding</h2> Dark tourism is not always for those associated with the events. Some people visit sites of disaster and loss because they want to understand the greater sadnesses of the world and its formidable brutalities. Some want to show their respect to others. It’s not dissimilar to visiting memorials. Memorials collate the disparate parts of grief and reflect it as public memory. They offer fragments of historical pain that can be borne in more than one mind, to create a shared reality. In Pretoria, South Africa, a memorial called <a href="https://www.freedompark.co.za/">Freedom Park</a> depicts the names of every person who died in every war fought in South Africa, as well as those South Africans who died in the world wars. The names are written on a wall that circles the park. It is impossibly long and circular, and you cannot measure it with your own stride. It is disorientating and interminable, like grief. In this memorial-metaphor, you are unable to comprehend – and at the same time are awash with – a history of loss, represented by the names. The walls contain you, and then they cannot. Grief and even solidarity is not always about comprehension or containment. Sometimes it is about proximity. Sometimes, it is about sitting with not knowing. Sometimes, it is about solidarity with something that cannot be made sense of. Trauma, psychoanalysis tells us, is an experience of what we cannot assimilate. If you sit in proximity to people and places where traumatic events have happened, you can learn something. If you see the bullet holes at a site of loss, you can comprehend something. But not everything. Bullet holes in a wall are the very definition of a partial story. People visit memorials and sites of loss to learn and to unlearn. Dark tourism has this quality. <h2>Obscenity of understanding</h2> In my field, criminology and trauma studies, we try to understand why people do the violent things they do. Holocaust filmmaker and commentator <a href="https://www.jstor.org/stable/26303924">Claude Lanzmann has said</a> we must not indulge in what he calls the “obscenity of the project of understanding” in relation to Nazi perpetrators of the Holocaust. He regards curiosity about the minds of perpetrators and the rationale for violence as a violence in itself. Of the Holocaust, he says you cannot ask “Why were the Jews killed?”. It is the result that matters. But it is also the reaction that matters. The state of Israel itself – permanent security and its attendant horrors – is part of that reaction. But understanding can influence the reaction to violence, and contribute something to the promise of Never Again. Understanding allows us to hold more than one story in mind. It allows us to do more than <a href="https://www.ochaopt.org/">count the more than 1,200 killed</a> in Israel, or the 41,689 (plus) Palestinians killed in Gaza. Bodies are always more than numbers. But explanation is one thing, justification another. Justification is best left to the courts, international or otherwise, after the violence has ceased. It is hard to hear about dark tourism in Israel/Palestine and in Ukraine and try to understand it. It is hard not to condemn the tourists. But we are quick to condemn at this time – and even quicker to demand others do the same. Perhaps we should not be so righteous, and we should resist the urge to easily condemn, from our homes in what <a href="https://www.mup.com.au/books/after-mabo-paperback-softback">Tim Rowse has called</a> the “ongoing colonial encounter sometimes called ‘Australia’”. Indigenous people here speak of the lack of memorials on this land. But every bordered property is a site for dark tourism in Australia. Dark tourism is the effort to seek out destinations of violence and devastation, but it is not hard to see genocide from our front door in this country.<img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/240119/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /> <a href="https://theconversation.com/profiles/juliet-rogers-333488">Juliet Rogers</a>, Associate Professor Criminology, <a href="https://theconversation.com/institutions/the-university-of-melbourne-722">The University of Melbourne</a> Image credits: Shutterstock This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/dark-tourism-is-attracting-visitors-to-war-zones-and-sites-of-atrocities-in-israel-and-ukraine-why-240119">original article</a>.

Travel Trouble

Crowds, water guns and protests: could ‘slow tourism’ be the answer to an overtourism backlash?

<a href="https://theconversation.com/profiles/amy-errmann-1360032">Amy Errmann</a>, <a href="https://theconversation.com/institutions/auckland-university-of-technology-1137">Auckland University of Technology</a> With overtourism in the spotlight as the travel industry continues to rebound after the pandemic, popular destinations around the world are feeling the strain. Bali is overwhelmed by <a href="https://thebalisun.com/concerns-increasing-about-impact-of-trash-and-traffic-on-bali-tourists/">waste and traffic</a>, Australia’s sacred sites have suffered <a href="https://www.bbc.com/news/world-australia-50151344">environmental damage</a>, New York is facing rising rents <a href="https://www.theguardian.com/us-news/2023/oct/23/new-york-airbnb-crackdown-rules-housing">due to short-term rentals</a>, and Singapore’s scenic spots are becoming <a href="https://www.channelnewsasia.com/singapore/overtourism-locals-tourists-sustainable-tourism-stb-focus-4517681">clogged with crowds</a>. Frustrated locals are pushing back – from <a href="https://www.nzherald.co.nz/travel/barcelona-locals-spray-tourists-with-water-guns-during-protest-over-housing-costs/FUFHXKO5X5F5NNPSU6ELNVGSIA/">spraying water at tourists </a>in Barcelona to <a href="https://adventure.com/venice-locals-squatting-against-overtourism-photography/">organising protests in Venice</a>. As the northern hemisphere high season ends, Aotearoa New Zealand is preparing for an influx of visitors ahead of its summer tourism season. And much like those other <a href="https://www.nytimes.com/2024/09/08/world/europe/greece-cruise-ships-tourists-islands.html">tourist hotspots</a>, the government is looking at how to manage the negative effects of tourism on local communities and the environment. This includes tripling the <a href="https://www.theguardian.com/world/article/2024/sep/04/new-zealand-to-nearly-triple-tourist-tax-for-international-visitors">international tourist tax</a> from NZ$35 to $100. The aim of the increase is to <a href="https://www.theguardian.com/world/2022/aug/11/new-zealand-tourism-minister-makes-pitch-to-the-rich-as-he-spurns-10-a-day-travellers">attract tourists</a> who are more mindful of their impact and willing to contribute to its mitigation, while also <a href="https://theconversation.com/welcome-to-nz-now-pay-up-the-risks-and-rewards-of-raising-the-foreign-tourist-tax-232138">reducing visitor numbers</a> to protect the country’s unique landscapes and cultures. But are there other ways the tourism industry can evolve to ensure benefits for both travellers and the communities they are visiting? So called “slow travel” could be the answer. <h2>Hunting the perfect photo</h2> Overtourism isn’t just about too many people in one place. It’s also about how people travel. <a href="https://edition.cnn.com/travel/social-media-tourism-effect-scn-wellness/index.html">Instagram-famous</a> landmarks draw massive crowds, <a href="https://www.rnz.co.nz/news/national/406195/visitors-ignore-ban-continue-to-visit-mermaid-pools-in-northland-hapu">disrupting local life</a> and sometimes even <a href="https://www.nzherald.co.nz/travel/vermot-town-famous-for-fall-foliage-bans-instagram-tourists-from-streets/BHKEYKKUTNHORFT6QCZ5TW333A/#google_vignette">leading to closures</a>. Travellers often pack their itineraries with as many sights as possible, racing from one place to another in a frenzy to capture the perfect photo. This hurried approach not only creates <a href="https://www.cntraveler.com/galleries/2015-06-19/barcelona-bhutan-places-that-limit-tourist-numbers">congestion</a> but also limits <a href="https://www.nature.com/articles/s41599-024-02859-z">meaningful engagement with the destination</a>. And it’s not just a numbers game. The way tourists behave also plays a critical role. A <a href="https://www.rnz.co.nz/national/programmes/ninetonoon/audio/2018690535/tropical-trash-the-impact-of-holidaying-in-the-pacific">2019 report</a> from the United Nations raised concerns about trash from tourists in developing small island states, including the Pacific Islands. According to the report, a tourist visiting these communities produced about 7kg of waste a day, compared to about 2.5kg produced by a local. The issue is not necessarily about travelling less, but about <a href="https://www.sciencedirect.com/science/article/pii/S2211973623000284">travelling more responsibly</a>. The tourism industry needs to be encouraging travel habits that allow both visitors and locals to enjoy tourism without compromising the integrity of the destination. <h2>The rise of slow travel</h2> Mindfulness – being fully present in the moment – has gained popularity since the 1970s. The concept has influenced a number of sectors, including <a href="https://slowfoodauckland.co.nz/">slow food</a>, <a href="https://ourwayoflife.co.nz/slow-fashion-101-what-to-buy-and-what-to-avoid-to-reduce-your-clothing-footprint/">slow fashion</a>, and now <a href="https://www.lakewanaka.co.nz/wanaka-stories/how-to-be-a-slow-mindful-traveler-in-wanaka/">slow travel</a>. It’s about <a href="https://link.springer.com/chapter/10.1007/978-3-031-63569-4_44#:%7E:text=Slow%20travel%2C%20mindful%20travel%2C%20or,spiritual%20well%2Dbeing%20of%20people">experiencing destinations</a> at a relaxed pace, focusing on deeper connections with local cultures and sustainability. This often means <a href="https://guestnewzealand.com/about-us/eco-travels-new-zealand/">staying longer in fewer places</a> and choosing eco-friendly transport. Understanding slow travel and mindfulness is important because they create <a href="https://www.forbes.com/sites/rogersands/2024/06/08/the-beauty-of-slow-travel/">richer, more memorable experiences</a>. Fast, <a href="https://www.sciencedirect.com/science/article/pii/S0261517724000487">hectic travel</a> often leaves little positive impact. Slow immersive travel, on the other hand, fosters lasting memories and reduces overtourism, pollution and cultural damage. <a href="https://www.tandfonline.com/doi/full/10.1080/00913367.2024.2325144">Research</a> shows when we consciously immerse ourselves in our surroundings we can have more meaningful experiences. Surprisingly, <a href="https://www.sciencedirect.com/science/article/pii/S0261517724000487">even luxury travel</a> – often dismissed as wasteful – can encourage respect and mindfulness for those who invest financially and mentally in their journey, unlike cheaper, mainstream tourism. Activities such as “<a href="https://www.sciencedirect.com/science/article/pii/S2666957921000197">forest bathing</a>”, <a href="https://www.visitutah.com/articles/mindful-hiking">hiking</a> or engaging with <a href="https://www.outofyourcomfortzone.net/a-guide-to-slow-travel-immersing-yourself-in-local-cultures/">local cultures</a> <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6723984/">boost wellbeing and meaning</a>, going beyond just “taking a photo for likes”. This mindful approach can <a href="https://www.sciencedirect.com/science/article/pii/S0160738321001419">change our behaviour on a personal level</a>. By focusing attention on fewer experiences, <a href="https://www.tandfonline.com/doi/full/10.1080/00913367.2024.2325144">travellers can heighten</a> their sense of awe and appreciation, making the travel more memorable. This idea is evident in “<a href="https://journals.sagepub.com/doi/abs/10.1177/002216786200200102?casa_token=PrIQTkCMjx0AAAAA:wtswfg0cuEuQec0zVg-Mbf9MuXYoqhQkWbaQCGdjxWkYUpVOwBu8Op5jC6V4nOghnow3xpwN3fDn">peak experiences</a>”. Disney, for example, creates <a href="https://ideaexchange.uakron.edu/docam/vol9/iss2/6/">emotionally-charged moments</a> that stick in visitors’ minds. Other experiences, such as “<a href="https://journals.sagepub.com/doi/full/10.1177/14614448211072808">digital detoxes</a>” or <a href="https://academic.oup.com/jcr/article-abstract/45/6/1142/4999270">pilgrimages</a> can leave a contemplative impression. By concentrating on a single aspect of a visit, it <a href="https://www.sciencedirect.com/science/article/pii/S0160738320300797?casa_token=Np4PXLk5RqsAAAAA:Q3440A-lsf-XTAWuboPPbIcnvBAhk8nnIoWyF-gynHkSPmyPaykzfpBhTLbFDBHZEX0bbtZJgQ">becomes special and memorable</a>. Even in busy places like Disneyland, focusing on one unique element can make the experience feel slower and more meaningful. <h2>The sustainability of tourism</h2> In the <a href="https://www.sciencedirect.com/science/article/pii/S0261517724000487">Faroe Islands</a>, slow travel helps protect local traditions and landscapes by encouraging thoughtful visitor behaviour, such as using local guides to minimise environmental impact. New Zealand can leverage its natural beauty to offer similar immersive experiences. <a href="https://www.nzherald.co.nz/travel/travel-well-what-is-mindful-hiking-walking-for-wellbeing-boost/67MYS6ZSNXC7ZH6OTZ2DLBGFL4/">Tramping</a> (hiking), for example, can promote a mindful connection with the environment. But even here, there needs to be a focus on balancing tourism with preservation. Popular spots, such as the Department of Conservation huts and the Te Araroa Trail, are <a href="https://www.wildernessmag.co.nz/te-araroa-trail-shows-pressure/">already becoming crowded</a>. It is essential to educate visitors on <a href="https://www.mpi.govt.nz/outdoor-activities/tramping-tips-to-prevent-spreading-pests-and-diseases/biosecurity-considerations-walking-and-tramping/">responsible practices</a> – such as cleaning equipment – to ensure they understand their <a href="https://www.doc.govt.nz/heritage-and-visitor-strategy#:%7E:text=The%20natural%2C%20cultural%20and%20historic,wellbeing%2C%20enabling%20communities%20to%20thrive.">role in protecting nature</a>. Travel that fosters a deeper appreciation for local cultures and environments benefits both visitors and the destinations they explore. The challenge is finding the right balance – encouraging meaningful travel experiences while still ensuring accessibility for all.<img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/238316/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /> <a href="https://theconversation.com/profiles/amy-errmann-1360032">Amy Errmann</a>, Senior Lecturer, Marketing & International Business, <a href="https://theconversation.com/institutions/auckland-university-of-technology-1137">Auckland University of Technology</a> Image credits: Shutterstock This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/crowds-water-guns-and-protests-could-slow-tourism-be-the-answer-to-an-overtourism-backlash-238316">original article</a>.

Travel Trouble

Rare coin hidden for decades to fetch eye-watering sum

Three sisters from the US who inherited a dime coin kept it in a bank vault for more than 40 years, and while they know it had some value, they didn't know just how much until a few years ago. The rare coin, struck by the US Mint in San Francisco in 1975, could be worth more than $US500,000 ($748,000), according to Ian Russell, president of GreatCollections, the auction house selling the coin. What makes the coin depicting President Franklin D. Roosevelt so valuable is that it is just one of two coins missing the "S" mint mark for San Francisco. The other dime sold for $US682,000 (over $1 million) at a 2019 auction and then again months later to a private collector. While avid coin collectors have known about the existence of these two extraordinarily rare coins, their whereabouts had remained a mystery since the late 1970s. “They were hidden for decades,” Russell said. “Most major collectors and dealers have never seen one.” The three sisters from Ohio, who want to remain anonymous, inherited one of the two dimes after the recent death of their of their brother, Russell said. They told Russell that their brother and mother bought the first error coin discovered in 1978 for $27,225, which would amount to roughly $135,000 today. Their parents, who ran a dairy farm, saw the coin as a financial safety net, and it was only until last year that one of the sisters saw the coin first-hand. Russell also said that their brother had reached out to him about seven years ago and told him about the coin, but he too kept it a secret. When Russell told one of the sisters about the potential value of the coin, she told him: “is that really possible?”. The coin, known as the “1975 ‘no S’ proof dime,” will be displayed at a coin show beginning on Wednesday in Tampa, Florida, and before <a href="https://www.greatcollections.com/Coin/1655587" target="_blank" rel="noopener">the auction</a> closes late next month, Russell said. The current highest bidder has offered $US250,000 ($374,000). Images: Great Collections/ Professional Coin Grading Services

Money & Banking

Is still water better for you than sparkling water?

<a href="https://theconversation.com/profiles/christian-moro-121754">Christian Moro</a>, <a href="https://theconversation.com/institutions/bond-university-863">Bond University</a> and <a href="https://theconversation.com/profiles/charlotte-phelps-1187658">Charlotte Phelps</a>, <a href="https://theconversation.com/institutions/bond-university-863">Bond University</a> Still or sparkling? It’s a question you’ll commonly hear in a café or restaurant and you probably have a preference. But is there any difference for your health? If you love the fizz, here’s why you don’t have to pass on the sparkling water. <h2>What makes my water sparkle?</h2> This article specifically focuses on comparing still filtered water to carbonated filtered water (called “sparkling water” or “unflavoured seltzer”). Soda water, mineral water, tonic water and flavoured water are similar, but not the same product. The bubbles in sparkling water are created by adding carbon dioxide to filtered water. It reacts to produce carbonic acid, which makes sparkling water more acidic (a pH of <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5747581/">about 3.5</a>) than still (closer to neutral, with a pH around 6.5-8.5). <h2>Which drink is healthiest?</h2> Water is the best way to hydrate our bodies. Research shows when it comes to <a href="https://pubmed.ncbi.nlm.nih.gov/26702122/">hydration</a>, still and sparkling water are <a href="https://www.jstage.jst.go.jp/article/jnsv/58/5/58_333/_article">equally effective</a>. Some people believe water is healthier when it comes from a sealed bottle. But in Australia, tap water is <a href="https://www.waterquality.gov.au/guidelines/drinking-water">monitored very carefully</a>. Unlike bottled water, it also has the added benefit of fluoride, which can help protect young children against <a href="https://linkinghub.elsevier.com/retrieve/pii/S0002-8177(14)60225-7">tooth decay</a> and cavities. Sparkling or still water is always <a href="https://pubmed.ncbi.nlm.nih.gov/30354445/">better</a> than artificially sweetened flavoured drinks or juices. <h2>Isn’t soda water bad for my teeth and bones?</h2> There’s no evidence sparkling water damages your bones. While drinking a lot of soft drinks is linked to increased <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7071508/">fractures</a>, this is largely due to their association with higher rates of obesity. Sparkling water is more acidic than still water, and acidity can soften the teeth’s <a href="https://pubmed.ncbi.nlm.nih.gov/35635779/">enamel</a>. Usually this is not something to be too worried about, unless it is mixed with sugar or citrus, which has much higher levels of acidity and can harm teeth. However, if you grind your teeth often, the softening could enhance the <a href="https://www.betterhealth.vic.gov.au/health/conditionsandtreatments/teeth-grinding#risk-factors-for-tooth-grinding">damage it causes</a>. If you’re undertaking a home whitening process, sparkling water <a href="https://pubmed.ncbi.nlm.nih.gov/39123328/">might discolour</a> your teeth. In most other cases, it would take a lot of sparkling water to pass by the teeth, for a long period of time, to cause any noticeable damage. <h2>How does drinking water affect digestion?</h2> There is a <a href="https://www.mayoclinic.org/healthy-lifestyle/nutrition-and-healthy-eating/expert-answers/digestion/faq-20058348">misconception</a> drinking water (of any kind) with a meal is bad for digestion. While theoretically water could dilute stomach acid (which breaks down food), the practice of drinking it doesn’t appear <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11045127/">to have any negative effect</a>. Your digestive system simply adapts to the consistency of the meal. Some people do find that carbonated beverages cause some stomach upset. This is due to the build-up of <a href="https://www.sciencedirect.com/science/article/pii/S0939475309000787">gases</a>, which can cause bloating, cramping and discomfort. For people with an <a href="https://www.nature.com/articles/s41598-023-44916-8">overactive bladder</a>, the acidity might also aggravate the <a href="https://journals.physiology.org/doi/full/10.1152/ajpcell.00441.2022">urinary</a> system. Interestingly, the fizzy “<a href="https://pubmed.ncbi.nlm.nih.gov/34399552/">buzz</a>” you feel in your mouth from sparkling water fades the more you drink it. <h2>Is cold water harder to digest?</h2> You’ve chosen still or sparkling water. What about its temperature? There are surprisingly few studies about the effect of drinking cold water compared to room temperature. There is some evidence colder water (at two degrees Celsius) might inhibit <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7000532/">gastric contractions</a> and slow down digestion. Ice water may constrict blood vessels and cause <a href="https://www.sciencedirect.com/science/article/abs/pii/0306362383900642">cramping</a>. However other research suggests drinking cold water might temporarily boost <a href="https://academic.oup.com/jcem/article/88/12/6015/2661518">metabolism</a>, as the body needs to expend energy to warm it up to body temperature. This effect is minimal and unlikely to lead to significant <a href="https://academic.oup.com/jcem/article/91/9/3598/2656772">weight loss</a>. <h2>Which water wins?</h2> The bottom line is water is essential, hydrates us and has countless other <a href="https://news.com.au/lifestyle/health/diet/fewer-than-25-per-cent-simple-question-most-aussies-cant-answer/news-story/04693f23f03d9e8b6483cf34b47d9fcb">health benefits</a>. Water, with carbonated bubbles or without, will always be the healthiest drink to choose. And if you’re concerned about any impact to teeth enamel, one trick is to follow sparkling water with a glass of still. This helps rinse the teeth and return your mouth’s acidity back to normal.<img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/237125/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /> <a href="https://theconversation.com/profiles/christian-moro-121754">Christian Moro</a>, Associate Professor of Science & Medicine, <a href="https://theconversation.com/institutions/bond-university-863">Bond University</a> and <a href="https://theconversation.com/profiles/charlotte-phelps-1187658">Charlotte Phelps</a>, Senior Teaching Fellow, Medical Program, <a href="https://theconversation.com/institutions/bond-university-863">Bond University</a> Image credits: Shutterstock This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/is-still-water-better-for-you-than-sparkling-water-237125">original article</a>.

Food & Wine

It may be macabre, but dark tourism helps us learn from the worst of human history

<a href="https://theconversation.com/profiles/dr-neil-robinson-1312179">Dr Neil Robinson</a>, <a href="https://theconversation.com/institutions/university-of-salford-878">University of Salford</a> Dark tourism has become a much more well-covered pasttime in recent years, in which a macabre fascination lead tourists to travel to various places not served by Thomas Cook: the sites of battles and genocides, war cemeteries, prisons, and even <a href="http://www.theatlantic.com/international/archive/2014/07/the-rise-of-dark-tourism/374432/">current warzones such as Syria</a>. The 20th century alone has provided such a <a href="http://www.therichest.com/expensive-lifestyle/location/10-great-places-to-visit-for-dark-tourism/">long list of places</a> at which catastrophes or great loss of life and suffering has occurred. Sites visited range from the spot from which JFK was assassinated, to prisons such as Alcatraz in San Francisco, through to battlefields of the World Wars, or the vestiges of genocides such at Auschwitz in Poland or Tuol Sleng in Phnom Penh, Cambodia. It’s not everybody’s cup of tea, but we shouldn’t condemn those for whom this is an interest. Dark tourism appears to be a manifestation of our media-rich society through which information found online may persuade us to see historical sites in person. But its origins can be traced back much further than the fascination with death and disasters of the 19th and 20th century. In the 11th century, people and pilgrims often visited places with religious significance such as Jerusalem, where the location of Christ’s crucifixion is a popular attraction; tourists visited Gettysburg, the site of the bloodiest battle of the American Civil War in 1863; and in more recent centuries, the Grand Tour offered an opportunity for the wealthy to experience Europe, with sites such as the classical ruins of the Colosseum in Rome – which in the name of entertainment saw execution, torture and death – one of the must-see attractions. Today, in parallel with the growth in popularity of dark tourism is the enormous growth of social media and the 24-hour news economy. The ease of access to such blanket coverage through the web, Facebook and Twitter has increased people’s awareness of, and fascination for, these historical sites of war, conflict and catastrophe. For example, the last decade has brought a surge in visitor numbers to <a href="https://theconversation.com/from-fiction-to-gallows-humour-how-chernobyl-survivors-are-still-coping-with-trauma-57923">Chernobyl</a>, where guides take visitors around the abandoned city of Pripyat (radiation levels permitting) which has been deserted since the nuclear power plant explosion on April 26, 1986. The 30th anniversary this year has in itself <a href="http://www.dailymail.co.uk/travel/travel_news/article-3526271/Chernobyl-tourists-pose-photos-eerie-sites.html">added to interest in visiting</a> the overgrown and crumbling city. As with tourism of any kind, this greater footfall brings benefits. In this case, not just the economic boost but also as a tool of education and even conflict resolution. For example, the <a href="http://www.belfasttours.com/package/belfast-political-mural-tour">taxi tours of Belfast’s murals</a>, which document Northern Ireland’s Troubles, offer visitors a way to understand the history and provide the communities involved a means to reflect and move on from the conflict. This model is <a href="http://www.h-net.org/reviews/showpdf.php?id=25852">viewed with interest</a> and hope by moderates on both sides of the Arab-Israeli divide searching for a peaceful solution for the long term. The tours of <a href="http://whc.unesco.org/en/list/916">Robin Island prison</a> in South Africa, where Nelson Mandela spent 18 years incarcerated among many others, starkly present how those imprisoned by a corrupt and discriminatory political regime can later engage in peace and reconciliation. The <a href="http://www.bruisedpassports.com/africa/5-reasons-you-must-go-for-a-township-tour-in-south-africa">Soweto township tours</a> in Johannesburg have acted in part as a means through which generations of South Africans can better understand their country’s dark past and help to establish truth and reconciliation for the future. Dark tourism should not in my opinion by viewed as unethical, repugnant or even a self-indulgent activity. Certainly some dark tourists may engage in their pursuits for all the wrong reasons, seeing death and destruction as a commodity to be consumed with little thought for those who caught up in its wake. But others visit such sites to pay their respects, to better understand the magnitude of death and destruction, and to inform the outside world of the details of terrible events – even in some case offering to help. These are positive effects that may come from so much pain and suffering. We should strive to better understand the origins of the terrible events of human history to be more able to prevent us repeating them. In this regard, that more people visit sites associated with dark tourism and learn about them should be seen as a positive.<img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/60966/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /> <a href="https://theconversation.com/profiles/dr-neil-robinson-1312179">Dr Neil Robinson</a>, Lecturer in Business, <a href="https://theconversation.com/institutions/university-of-salford-878">University of Salford</a> Image credits: Shutterstock This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/it-may-be-macabre-but-dark-tourism-helps-us-learn-from-the-worst-of-human-history-60966">original article</a>.

Travel Trouble

Just 15 centimetres of water can float a car – but we are failing to educate drivers about the dangers of floodwaters

<div class="theconversation-article-body"><a href="https://theconversation.com/profiles/amy-peden-1136424">Amy Peden</a>, <a href="https://theconversation.com/institutions/unsw-sydney-1414">UNSW Sydney</a> and <a href="https://theconversation.com/profiles/kyra-hamilton-331594">Kyra Hamilton</a>, <a href="https://theconversation.com/institutions/griffith-university-828">Griffith University</a> Every year in Australia, people driving into floodwaters drown and many more are <a href="https://www.ses.nsw.gov.au/disaster-tabs-header/flood/">rescued</a>. Do you know what to do when there’s water on the road? We searched all state and territory learner and driver handbooks for information about floodwaters, including signage. Our findings, published in the <a href="https://www.sciencedirect.com/science/article/pii/S0022437524000860?via%3Dihub">Journal of Safety Research</a>, are disturbing. Across half of Australia’s states and territories, the driver handbook ignores flooding. That’s a missed opportunity, considering the handbook contains road rules and provides advice on how to navigate safely. While some states fail to provide any flood-related information, others give detailed practical guidance. Only the New South Wales handbook includes explanation of the meaning and purpose of flood signage. This is despite almost all states and territories experiencing vehicle-related flood <a href="https://onlinelibrary.wiley.com/doi/epdf/10.1111/jfr3.12616">deaths</a>, including <a href="https://currents.plos.org/disasters/article/causal-pathways-of-flood-related-river-drowning-deaths-in-australia/">drowning</a>, between 2001 and 2017. It’s a major problem that is only going to get worse as the climate changes. So our research shows driver education needs to come up to speed, fast. <h2>Why do people drive into floodwaters?</h2> Our previous <a href="https://www.sciencedirect.com/science/article/abs/pii/S2212420918301869">research</a> revealed motorists can feel compelled to drive into floodwaters for a range of reasons. These include time pressures such as being late for work or school, or needing to get home to family or pets. Sometimes they feel pressured by their passengers, or motorists behind them on the road, urging them to cross. People also report having been encouraged or instructed as learners to drive into floodwaters. Past experience as a passenger also influences a <a href="https://www.sciencedirect.com/science/article/pii/S1369847823000475">learner driver’s</a> future willingness to drive into floodwaters. So the views of significant others, such as their supervising driver, strongly influence decisions around driving into floodwaters. <figure><iframe src="https://www.youtube.com/embed/ZtlXpDBjU1Q?wmode=transparent&start=0" width="440" height="260" frameborder="0" allowfullscreen="allowfullscreen"></iframe><figcaption>Avoid driving into floodwaters, for life’s sake.</figcaption></figure> <h2>What we did and what we found</h2> We assessed all publicly available, government-issued learner and driver handbooks (12 documents) across all six Australian states and two territories. We also looked for flood-related signage. We used a method for reviewing online material through a systematic search including in-document key words and imagery. Four jurisdictions provided no information on flooding in the handbook. In the ACT, South Australia, Tasmania and Victoria, drivers need to look elsewhere for information on floodwaters and driving safety. Only one jurisdiction provided information on flood signage such as depth markers and “road subject to flooding”. Hats off to the <a href="https://www.nsw.gov.au/sites/default/files/2022-11/Road-User-Handbook-English.pdf">NSW Road User Handbook</a>, which warns: <blockquote> Floodwater is extremely dangerous. Find another way or wait until the road is clear. It’s safer to turn around than to drive in floodwater. </blockquote> For the states and territories that did provide information on floodwaters in the handbook, the content varied. NSW, Queensland and the Northern Territory warned against entering floodwaters in a vehicle. They highlighted the dangers and financial penalties associated with driving on closed roads. In the NT and Western Australia, handbooks provided practical information on when and how to cross floodwaters safely, such as how to gauge safe water depth based on vehicle size, and to avoid fast-flowing water. Although well-intentioned, judgements around what constitutes fast-flowing water are subjective and hard for any driver to assess, let alone learner drivers. Even drivers of larger vehicles such as four-wheel drives are regularly involved in flood-related <a href="https://currents.plos.org/disasters/article/causal-pathways-of-flood-related-river-drowning-deaths-in-australia/">vehicle drowning fatalities</a>. Just <a href="https://www.ses.vic.gov.au/news-and-media/campaigns/15-to-float">45cm</a> of water can float a large 4WD, and considerably less for smaller vehicles. <figure><iframe src="https://www.youtube.com/embed/t4ilUbMXZAQ?wmode=transparent&start=0" width="440" height="260" frameborder="0" allowfullscreen="allowfullscreen"></iframe><figcaption>A small car can float in just 15cm of water.</figcaption></figure> Handbooks represent valuable sources of safety information, particularly for new drivers who must learn important road rules to progress from one licence to another. Such graduated driver licensing schemes reduce road traffic injury, particularly among <a href="https://www.sciencedirect.com/science/article/pii/S0022437523000385">young people</a>. However, many of these handbooks fail to provide consistent, practical evidence-based information about flooding. There is an opportunity here to support safer driving behaviours. <h2>Safety tips for all drivers</h2> We encourage drivers to follow these safety tips: <ul> <li>avoid driving into floodwaters</li> <li>identify alternative routes, so you have a <a href="https://theconversation.com/when-roads-become-rivers-forming-a-plan-b-can-stop-people-driving-into-floodwaters-183036">plan B</a></li> <li>familiarise yourself, and any learner drivers in the household or under your care, with the meaning and purpose of flood signage</li> <li>understand the legal consequences of crossing a road closed sign</li> <li>discuss the dangers of driving into floodwaters with learner drivers and help them formulate their own plan B</li> <li>model safe driving for all passengers, including children.</li> </ul> <h2>Time to lift our game</h2> Driving into floodwaters remains the main cause of <a href="https://currents.plos.org/disasters/article/causal-pathways-of-flood-related-river-drowning-deaths-in-australia/">flood-related drowning</a> in Australia. For our emergency service personnel, driver behaviour, including people ignoring road closed signs, <a href="https://onlinelibrary.wiley.com/doi/abs/10.1002/hpja.181">significantly complicates</a> the already dangerous act of performing a flood rescue. Extreme weather and flooding are likely to become more frequent and intense in the future. That means the chance of being faced with a flooded road is growing. So information about driving during floods is vital for all, from the newly licensed to the experienced driver. We hope our research will encourage all states and territories to include provide practical, evidence-based advice on floods in driver handbooks as soon as possible.<img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/233116/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /> <a href="https://theconversation.com/profiles/amy-peden-1136424">Amy Peden</a>, NHMRC Research Fellow, School of Population Health & co-founder UNSW Beach Safety Research Group, <a href="https://theconversation.com/institutions/unsw-sydney-1414">UNSW Sydney</a> and <a href="https://theconversation.com/profiles/kyra-hamilton-331594">Kyra Hamilton</a>, Associate Professor in Applied Psychology, <a href="https://theconversation.com/institutions/griffith-university-828">Griffith University</a> Image credits: Shutterstock This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/just-15-centimetres-of-water-can-float-a-car-but-we-are-failing-to-educate-drivers-about-the-dangers-of-floodwaters-233116">original article</a>. </div>

Travel Trouble

Why doesn’t water help with spicy food? What about milk or beer?

<div class="theconversation-article-body"><a href="https://theconversation.com/profiles/daniel-eldridge-1494633">Daniel Eldridge</a>, <a href="https://theconversation.com/institutions/swinburne-university-of-technology-767">Swinburne University of Technology</a> Spicy foods taste spicy because they contain a family of compounds called capsaicinoids. Capsaicin is the major culprit. It’s found in chillies, jalapeños, cayenne pepper, and is even the active ingredient in <a href="https://pubmed.ncbi.nlm.nih.gov/31334983/">pepper spray</a>. Capsaicin doesn’t actually physically heat up your mouth. The burning sensation comes from receptors in the mouth reacting to capsaicin and sending a signal to the brain that something is very hot. That’s why the “hot” chilli sensation feels so real – we even respond by sweating. To alleviate the heat, you need to remove the capsaicin from your mouth. So why doesn’t drinking water help make that spicy feeling go away? And what would work better instead? <h2>Water-loving and water-hating molecules</h2> To help us choose what might wash the capsaicin away most effectively, it’s helpful to know that capsaicin is a hydrophobic molecule. That means it hates being in contact with water and will not easily mix with it. Look what happens when you try to mix hydrophobic sand with water. <figure><iframe src="https://www.youtube.com/embed/H8cj9CpHW7w?wmode=transparent&start=0" width="440" height="260" frameborder="0" allowfullscreen="allowfullscreen"></iframe></figure> On the other hand, hydrophilic molecules love water and are very happy to mix with it. You’ve likely seen this before. You can easily dissolve hydrophilic sugar in water, but it’s hard to wash away hydrophobic oils from your pan using tap water alone. If you try to wash hydrophobic capsaicin away with water, it won’t be very effective, because hydrophilic and hydrophobic substances don’t mix. Going for iced water will be even less effective, as hydrophobic capsaicin is even less soluble in water at lower temperatures. You may get a temporary sense of relief while the cold liquid is in your mouth, but as soon as you swallow it, you’ll be back where you started. Instead, a good choice would be to consume something that is also hydrophobic. This is because of an old-but-true adage in chemistry that “like dissolves like”. The idea is that generally, hydrophobic substances will not dissolve in something hydrophilic – like water – but will dissolve in something that is also hydrophobic, as this video shows: <figure><iframe src="https://www.youtube.com/embed/s5yfs-Pr_y8?wmode=transparent&start=0" width="440" height="260" frameborder="0" allowfullscreen="allowfullscreen"></iframe></figure> <h2>My mouth is on fire. What should I drink instead of water?</h2> A swig of oil would likely be effective, but is perhaps not so palatable. Milk makes for an ideal choice for two reasons. The first is that milk contains hydrophobic fats, which the capsaicin will more easily dissolve in, allowing it to be washed away. The second is that dairy products contain a protein called casein. Casein is an emulsifier, a substance that helps oils and water mix, as in this video: <figure><iframe src="https://www.youtube.com/embed/S4XeQhZRLDE?wmode=transparent&start=0" width="440" height="260" frameborder="0" allowfullscreen="allowfullscreen"></iframe></figure> Casein plays a large role in keeping the fat mixed throughout your glass of milk, and it also has a strong affinity for capsaicin. It will readily wrap up and encapsulate capsaicin molecules and assist in carrying them away from the receptor. This relieves the <a href="https://pubmed.ncbi.nlm.nih.gov/36510373/">burning sensation</a>. <h2>OK but I hate drinking milk. What else can I try?</h2> What about raita? This dish, commonly served with Indian curries, is made primarily from yoghurt. So aside from being its own culinary experience, raita is rich in fats, and therefore contains plenty of hydrophobic material. It also contains casein, which will again help lock up and remove the capsaicin. Ice cream would also work, as it contains both casein and large amounts of hydrophobic substances. Some studies have also shown that consuming <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9328490/">drinks with large amounts of sugar</a> can relieve spiciness. What about reaching for that ice cold beer? This is commonly suggested as a suitable approach to stop the burning. At first glance, this may seem a good idea because capsaicin is highly soluble in alcohol. However, most beers only contain between 4–6% alcohol. The bulk of the liquid in beer is water, which is hydrophilic and cannot wash away capsaicin. The small amount of alcohol in your beer would make it slightly more effective, but not to any great degree. Your curry and beer may taste great together, but that’s likely the only benefit. In truth, an alcoholic beverage is not going to help much unless you go for something with a much, much higher alcohol content, which comes with its own problems.<img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/226624/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /> <a href="https://theconversation.com/profiles/daniel-eldridge-1494633">Daniel Eldridge</a>, Senior Lecturer in Chemistry, <a href="https://theconversation.com/institutions/swinburne-university-of-technology-767">Swinburne University of Technology</a> Image credits: Shutterstock This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/why-doesnt-water-help-with-spicy-food-what-about-milk-or-beer-226624">original article</a>. </div>

Food & Wine

Weight loss: drinking a gallon of water a day probably won’t help you lose weight

<a href="https://theconversation.com/profiles/duane-mellor-136502">Duane Mellor</a>, <a href="https://theconversation.com/institutions/aston-university-1107">Aston University</a> It’s often claimed that if you’re trying to lose weight, one of the things you should do each day is drink plenty of water – with some internet advice even suggesting this should be as much as a gallon (about 4.5 litres). The claim is that water helps burn calories and reduce appetite, which in turn leads to weight loss. But while we all might wish it was this easy to lose weight, unfortunately there’s little evidence to back up these claims. <h2>Myth 1: water helps burn calories</h2> One <a href="https://pubmed.ncbi.nlm.nih.gov/14671205/">small study</a>, of 14 young adults, found drinking 500ml of water increased resting energy expenditure (the amount of calories our body burns before exercise) by about 24%. While this may sound great, this effect only lasted an hour. And this wouldn’t translate to a big difference at all. For an average 70kg adult, they would only use an additional 20 calories – a quarter of a biscuit – for every 500ml of water they drank. <a href="https://pubmed.ncbi.nlm.nih.gov/16822824/">Another study</a> of eight young adults only saw an increase in energy expenditure when the water was fridge cold – reporting a very modest 4% increase in calories burned. This may be because the body needs to use more energy in order to bring the water up to body temperature, or because it requires more energy for the body to filter the increased volume of fluid through the kidneys. And again, this effect was only seen for about an hour. So although scientifically it might be possible, the actual net increase in calories burned is tiny. For example, even if you drank an extra 1.5l of water per day, it would save fewer calories than you’d get in a slice of bread. It’s also worth noting that all this research was in young healthy adults. More research is needed to see whether this effect is also seen in other groups (such as middle-aged and older adults). <h2>Myth 2: water with meals reduces appetite</h2> This claim again seems sensible, in that if your stomach is at least partly full of water there’s less room for food – so you end up eating less. A number of studies actually support this, particularly those conducted in <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2859815/#:%7E:text=Thus%2C%20when%20combined%20with%20a,meal%20EI%20following%20water%20ingestion.">middle-aged and older adults</a>. It’s also a reason people who are unwell or have a poor appetite are advised <a href="https://www.ageuk.org.uk/bp-assets/globalassets/salford/forms/improve-your-food-and-drink-intake.pdf">not to drink before eating</a> as it may lead to under-eating. But for people looking to lose weight, the science is a little less straightforward. <a href="https://pubmed.ncbi.nlm.nih.gov/17228036/">One study</a> showed middle-aged and older adults lost 2kg over a 12-week period when they drank water before meals compared with people who didn’t drink any water with their meal. Younger participants (aged 21-35) on the other hand did not lose any weight, regardless of whether they drank water before their meal or not. But since the study didn’t use blinding (where information which may influence participants is withheld until after the experiment is finished), it means that participants may have become aware of why they were drinking water before their meal. This may have led some participants to purposefully change how much they ate in the hopes it might increase their changes of losing weight. However, this doesn’t explain why the effect wasn’t seen in young adults, so it will be important for future studies to investigate why this is. The other challenge with a lot of this kind of research is that it only focuses on whether participants eat less during just one of their day’s meals after drinking water. Although this might suggest the potential to lose weight, there’s <a href="https://pubmed.ncbi.nlm.nih.gov/20736036/">very little good-quality evidence</a> showing that reducing appetite in general leads to weight loss over time. Perhaps this is due to our body’s biological drive to <a href="https://pubmed.ncbi.nlm.nih.gov/28193517/">maintain its size</a>. It’s for this reason that no claims can be legally made in Europe about foods which help make you <a href="https://www.cambridge.org/core/journals/proceedings-of-the-nutrition-society/article/satietyenhancing-products-for-appetite-control-science-and-regulation-of-functional-foods-for-weight-management/E4CCAE4C90A220994FD29C27FAE7F666">feel fuller for longer</a> with <a href="https://www.gov.uk/government/publications/nutrition-and-health-claims-guidance-to-compliance-with-regulation-ec-1924-2006-on-nutrition-and-health-claims-made-on-foods/nutrition-and-health-claims-guidance-to-compliance-with-regulation-ec-19242006#section-6">reference to weight loss</a>. So, although there might be some appetite-dulling effects of water, it seems that it might not result in long-term weight change – and may possibly be due to making conscious changes to your diet. <h2>Just water isn’t enough</h2> There’s a pretty good reason why water on its own is not terribly effective at <a href="https://www.cambridge.org/core/journals/proceedings-of-the-nutrition-society/article/eating-habits-and-appetite-control-a-psychobiological-perspective/0D0605739F5150D1A7C49420D75F3CDF">regulating appetite</a>. If it did, prehistoric humans might have starved. But while appetite and satiation – feeling full and not wanting to eat again – aren’t perfectly aligned with being able to <a href="https://pubmed.ncbi.nlm.nih.gov/20736036/">lose weight</a>, it might be a helpful starting point. Part of what helps us to feel full is our stomach. When food enters the stomach, it triggers stretch receptors that in turn lead to the release of hormones which tell us we’re full. But since water is a liquid, it’s rapidly emptied from our stomach – meaning it doesn’t actually fill us up. Even more interestingly, due to the <a href="https://pubmed.ncbi.nlm.nih.gov/16934271/">stomach’s shape</a>, fluids can bypass any semi-solid food content that’s being digested in the lower part of the stomach. This means that water can still be quickly emptied from the stomach. So even if it’s consumed at the end of a meal it might not necessarily extend your feelings of fullness. If you’re trying to eat less and lose weight, drinking excessive amounts of water may not be a great solution. But there is evidence showing when water is mixed with other substances (such as <a href="https://pubmed.ncbi.nlm.nih.gov/30166637/">fibre</a>, <a href="https://www.sciencedirect.com/science/article/pii/0031938494903034">soups</a> or vegetable sauces) this can delay how fast the stomach empties its contents – meaning you feel fuller longer. But while water may not help you lose weight directly, it may still aid in weight loss given it’s the healthiest drink we can choose. Swapping high-calorie drinks such as soda and alcohol for water may be an easy way of reducing the calories you consume daily, which may help with weight loss.<img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/211311/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /> <a href="https://theconversation.com/profiles/duane-mellor-136502">Duane Mellor</a>, Lead for Evidence-Based Medicine and Nutrition, Aston Medical School, <a href="https://theconversation.com/institutions/aston-university-1107">Aston University</a> Image credits: Shutterstock This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/weight-loss-drinking-a-gallon-of-water-a-day-probably-wont-help-you-lose-weight-211311">original article</a>.

Body

Drinking lots of water may seem like a healthy habit – here’s when and why it can prove toxic

<div class="theconversation-article-body"><a href="https://theconversation.com/profiles/adam-taylor-283950">Adam Taylor</a>, <a href="https://theconversation.com/institutions/lancaster-university-1176">Lancaster University</a> In late 2023, actor <a href="https://www.glamour.com/story/brooke-shields-recently-experienced-a-full-blown-seizure-and-bradley-cooper-came-running?utm_source=instagram&utm_medium=social&utm_content=instagram-bio-link&client_service_id=31196&client_service_name=glamour&service_user_id=1.78e+16&supported_service_name=instagram_publishing&utm_brand=glm&utm_social_type=owned">Brooke Shields</a> suffered a seizure after “flooding” her body with water. Shields became dangerously low on sodium while preparing for her show by drinking loads of water. “I flooded my system and I drowned myself,” she would later explain. “And if you don’t have enough sodium in your blood or urine or your body, you can have a seizure.” Shields said she found herself walking around outside for “no reason at all”, wondering: “Why am I out here?” <blockquote> Then I walk into the restaurant and go to the sommelier who had just taken an hour to watch my run through. That’s when everything went black. Then my hands drop to my side and I go headfirst into the wall. </blockquote> Shields added that she was “frothing at the mouth, totally blue, trying to swallow my tongue”. Like Shields, many people may be unaware of the dangers of drinking excessive amounts of water – especially because hydration is so often associated with health benefits. Models and celebrities <a href="https://www.teenvogue.com/story/drinking-water-flawless-skin#:%7E:text=If%20you're%20reading%20a,long%20hours%20at%20a%20time.">often advocate</a> drinking lots of water to help maintain clear, smooth skin. Some <a href="https://www.independent.co.uk/life-style/75-hard-challenge-before-and-after-tiktok-b2382706.html">social media influencers</a> have promoted drinking a gallon of water daily for weight loss. But excessive water consumption can cause <a href="https://patient.info/treatment-medication/hyponatraemia-leaflet">hyponatraemia</a> – a potentially fatal condition of low sodium in the blood. <h2>Worried about hydration levels? Check your urine</h2> The body strictly regulates its water content to maintain the optimum level of <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2323003/">total body water</a> and “osmolality” – the concentration of dissolved particles in your blood. Osmolality increases when you are dehydrated and decreases when you have too much fluid in your blood. Osmolality is monitored by <a href="https://pubmed.ncbi.nlm.nih.gov/9074779/">osmoreceptors</a> that regulate sodium and water balance in the hypothalamus – the part of the brain that controls numerous hormones. These osmoreceptors signal the release of antidiuretic hormone (ADH), which acts on blood vessels and the kidneys to control the amount of water and salt in the body. <figure><iframe src="https://www.youtube.com/embed/Qghf7Y9ILAs?wmode=transparent&start=0" width="440" height="260" frameborder="0" allowfullscreen="allowfullscreen"></iframe></figure> In healthy people, the body releases ADH when osmolality becomes high. ADH tells the kidneys to reabsorb water, which makes urine more concentrated. The reabsorbed water dilutes the blood, bringing osmolality back to normal levels. Low blood osmolality suppresses the release of ADH, reducing how much water the kidneys reabsorb. This dilutes your urine, which the body then passes to rid itself of the excess water. Healthy urine should be clear and odourless. Darker, yellower urine with a noticeable odour can indicate dehydration – although medications and certain foods, including <a href="https://pubmed.ncbi.nlm.nih.gov/3433805/">asparagus</a>, can affect urine colour and odour, too. <h2>How much is too much?</h2> Adults should consume <a href="https://www.nhs.uk/live-well/eat-well/food-guidelines-and-food-labels/water-drinks-nutrition/">two-to-three litres per day</a>, of which around 20% comes from food. However, we can lose <a href="https://www.ncbi.nlm.nih.gov/books/NBK236237/">up to ten litres</a> of water through perspiration – so sweating during exercise or in hot weather increases the amount of water we need to replace through drinking. Some medical conditions can cause overhydration. Approximately <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3616165/">one in five</a> schizophrenia patients drink water compulsively, a dangerous condition known as <a href="https://www.theguardian.com/uk-news/2024/apr/15/woman-died-mental-hospital-excessive-water-drinking-inquest#:%7E:text=Woman%20died%20at%20mental%20hospital%20after%20excessive%20water%20drinking%2C%20inquest%20told,-Parents%20of%20Lillian&text=A%20woman%20collapsed%20and%20died,water%2C%20an%20inquest%20has%20heard.">psychogenic polydipsia</a>. One long-term study found that patients with psychogenic polydipsia have a <a href="https://pubmed.ncbi.nlm.nih.gov/18984069/">“74% greater chance</a> of dying before a non-polydipsic patient”. In <a href="https://pubmed.ncbi.nlm.nih.gov/22306188/">some cases</a>, people with <a href="https://psychiatry-psychopharmacology.com/en/childhood-and-adolescence-disorders-psychogenic-polydipsia-in-an-adolescent-with-eating-disorder-a-case-report-132438">anorexia nervosa</a> can also suffer from compulsive water drinking. <figure><iframe src="https://www.youtube.com/embed/ReQew2zcN7c?wmode=transparent&start=0" width="440" height="260" frameborder="0" allowfullscreen="allowfullscreen"></iframe></figure> For those suffering from polydipsia, treatment is focused on medication to reduce the <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10675986/">urge to drink</a>, as well as <a href="https://www.uptodate.com/contents/overview-of-the-treatment-of-hyponatremia-in-adults/print">increasing sodium levels</a>. This should be done gradually to avoid causing <a href="https://www.ncbi.nlm.nih.gov/books/NBK562251/">myelinolysis</a> – <a href="https://www.ncbi.nlm.nih.gov/books/NBK551697/">neurological damage</a> caused by rapid changes in sodium levels in nerve cells. In rare but often highly publicised cases such as that of <a href="http://news.bbc.co.uk/onthisday/hi/dates/stories/november/13/newsid_2516000/2516593.stm">Leah Betts</a> in 1995, some users of the illegal drug MDMA (also known as <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6119400/">ecstasy)</a> have <a href="https://pubmed.ncbi.nlm.nih.gov/11265566/">died</a> after drinking copious amounts of water to rehydrate after dancing and sweating. The drug <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5008716/">increases body temperature</a>, so users drink water to avoid overheating. Unfortunately, MDMA also triggers the <a href="https://pubmed.ncbi.nlm.nih.gov/12105115/">unnecessary release of ADH</a>, causing water retention. The body becomes unable to rid itself of excess water, which affects its electrolyte levels – causing cells to swell with water. Symptoms of water intoxication start with nausea, vomiting, blurred vision and dizziness. As the condition progresses, sufferers can often display symptoms of <a href="https://www.nhs.uk/mental-health/conditions/psychosis/symptoms/">psychosis</a>, such as inappropriate behaviour, confusion, delusions, disorientation and hallucinations. These symptoms are caused by <a href="https://www.ncbi.nlm.nih.gov/books/NBK470386/">hyponatraemia</a>, where sodium levels are diluted or depleted in blood and the subsequent imbalance of electrolytes affects the nervous system. Water begins to move into the brain causing <a href="https://www.sciencedirect.com/science/article/pii/S1572349604000149">a cerebral oedema</a> – brain swelling because of excessive fluid buildup, which is usually fatal if not treated. A healthy body will tell you when it needs water. If you’re thirsty and your urine is dark with a noticeable odour, then you need to drink more. If you aren’t thirsty and your urine is clear or the colour of light straw, then you’re already doing a good job of hydrating yourself.<img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/228715/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /> <a href="https://theconversation.com/profiles/adam-taylor-283950">Adam Taylor</a>, Professor and Director of the Clinical Anatomy Learning Centre, <a href="https://theconversation.com/institutions/lancaster-university-1176">Lancaster University</a> Image credits: Shutterstock This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/drinking-lots-of-water-may-seem-like-a-healthy-habit-heres-when-and-why-it-can-prove-toxic-228715">original article</a>. </div>

Body

What is micellar water and how does it work?

<a href="https://theconversation.com/profiles/daniel-eldridge-1494633">Daniel Eldridge</a>, <a href="https://theconversation.com/institutions/swinburne-university-of-technology-767">Swinburne University of Technology</a> Micellar water, a product found in supermarkets, chemists and bathroom cabinets around the world, is commonly used to remove make-up. It’s a very effective cleanser and many people swear by it as part of their skincare routine. So, what is micellar water and why is it so good at getting makeup and sunscreen off? Here’s the science. <h2>What are micelles?</h2> Oil and water generally don’t mix, which is why you’ll struggle to remove makeup and sunscreen (which both contain oils) with just plain water. But micellar water products contain something called micelles – clusters of molecules that are very effective at removing oily substances. To understand why, you need to first know two chemistry terms: hydrophilic and hydrophobic. A hydrophilic substance “loves” water and mixes easily with it. Salt and sugar are examples. A hydrophobic substance “hates” water and generally refuses to mix with it. Examples include oil and wax. Hydrophilic materials will happily mix with other hydrophilic materials. The same goes for hydrophobic substances. But if you try to combine hydrophilic and hydrophobic materials, they won’t mix. <h2>How are micelles formed? It’s all about surfactants</h2> The micelles in micellar water are formed by special molecules known as surfactants. Surfactant stands for surface active agent. These molecules looked at their hydrophilic and hydrophobic brethren and said, why not both? They are typically comprised of two ends: a head group that is hydrophilic and a tail that is hydrophobic. When a small amount of surfactant is added to water, the two ends of the molecule have competing interests. The hydrophilic head wants to be in the water, but the hydrophobic tail can’t stand water. Add enough surfactant and, eventually, we will pass a critical micelle concentration and the surfactants will self-assemble into clusters of approximately 20 to 100 surfactant molecules. All the hydrophilic heads will be pointing outwards, while the hydrophobic tails remain “hidden” at the centre. These clusters are micelles. These micelles have a hydrophilic exterior, meaning that they are very happy to remain mixed throughout water. However, in the centre remains a hydrophobic pocket that’s very good at attracting oils. This is very handy, and helps explain why adding some detergent (a surfactant) to water will allow you to wash an oily saucepan. The surfactant first helps lift of the oil, and then the oil can remained mixed into the water, finding a new home in the hydrophobic centre of the micelle. <figure><iframe src="https://www.youtube.com/embed/fnRBCn8fm2o?wmode=transparent&start=0" width="440" height="260" frameborder="0" allowfullscreen="allowfullscreen"></iframe></figure> <h2>Micellar water in action</h2> Surfactants are in your dishwashing detergent, your body wash, your shampoo, your toothpaste and even many foods. In all of these cases, they are there to help the water interact with the dirt and oils, and micellar water is no different. When you apply some micellar water to a cotton pad, another convenient interaction occurs. The wet cotton is hydrophilic (loves water). Consequently, some of the micelles will unravel, with the hydrophilic heads being attracted to the wet cotton pad. Now, sticking out from the surface will be a layer of hydrophobic tail groups. These hydrophobic tails cannot wait to attract themselves to makeup, sunscreen, oils, dirt, grease and other contaminants on your face. As you sweep the cotton pad across your skin, these contaminants bind to the hydrophobic tails and are removed from the skin. Some contaminants will also find themselves encapsulated in the hydrophobic centres of the micelle. Either way, a cleaner surface is left behind. Look at how a cotton wipe soaked in micellar water cleans up a small oil spill, in comparison to water alone. <figure><iframe src="https://www.youtube.com/embed/5Nge5FEiuYE?wmode=transparent&start=0" width="440" height="260" frameborder="0" allowfullscreen="allowfullscreen"></iframe></figure> <h2>So why shouldn’t I just use dishwashing detergent to wash my face?</h2> Technically, that would work as detergent does indeed contain lots of micelle-forming surfactants. But these particular surfactants would probably cause a lot of skin and eye irritation, while also damaging and drying out your skin. Not nice. The surfactants in micellar water are chosen to be mild and well tolerated by most people’s skin. But micellar water isn’t the only skincare product to contain micelles. There are many other face-cleaning products that also make great use of surfactant molecules and work very well too. Now, it’s not perfect. While it is effective at removing a wide range of contaminants, thick or heavy makeup might not come off easily with micellar water (you might need to do a more vigorous clean). Some products say there is “zero residue”, although the fine print clearly states this refers to visible residue. Many products also state there is no rinse off required. Surfactants will remain on your skin after product use, but for many people they don’t cause irritation. If your skin is feeling irritated after using a micellar water product, you can try rinsing afterwards or discontinuing use. And as is the case with many cosmetic products, you should test it first on a small patch of skin before using it all over your face.<img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/219492/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /> <a href="https://theconversation.com/profiles/daniel-eldridge-1494633">Daniel Eldridge</a>, Senior Lecturer in Chemistry, <a href="https://theconversation.com/institutions/swinburne-university-of-technology-767">Swinburne University of Technology</a> Image credits: Getty Images This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/what-is-micellar-water-and-how-does-it-work-219492">original article</a>.

Beauty & Style

Eye-watering price tag for "remarkable" first class Titanic menu

A first class dinner menu from the Titanic has been found and sold at an auction in England for £84,000 (around $162,000 AUD) on November 11. The water-stained menu was dated April 11, 1912 just three days before the ship hit an iceberg, ultimately meeting it's ill-fated end causing over 1500 deaths. Wealthy passengers at the time were spoiled with choice, with oysters, salmon, beef, squab (baby pigeon), spring lamb among other dishes on the menu, and that's not including dessert. Auctioneers Henry Aldridge & Son said it was unclear how the menu made it off the ship intact, but the slight water damage suggests that it was recovered from the body of a victim. The rare artefact, which is over 111 years old belonged to amateur historian Len Stephenson, from Nova Scotia, Canada, who passed away in 2017. No one knew he had it, including his family, who only discovered it after going through his belongings following his death. “About six months ago his daughter and his son-in-law, Allen, felt the time was right to go through his belongings,” auctioneer Andrew Aldridge said. “As they did they found this menu in an old photo album. “Len was a very well thought-of historian in Nova Scotia which has strong connections with the Titanic. The body recovery ships were from Nova Scotia and so all the victims were taken back there. “Sadly, Len has taken the secret of how he acquired this menu to the grave with him.” Stephenson worked at a post office and would talk to people, collect old pictures and write letters for them, which might be how he got the rare artefact. According to the auctioneer, no other first class dinner menus dated April 11, 1912 have been recovered from the titanic making this “a remarkable survivor from the most famous Ocean liner of all time”. “There are a handful of April 14 menus in existence but you just don’t see menus from April 11. Most of them would have gone down with the ship,” Aldridge said. “Whereas with April 14 menus, passengers would have still had them in their coat and jacket pockets from earlier on that fateful night and still had them when they were taken off the ship," he added. A few other items recovered from the Titanic were also sold, including a Swiss-made pocket watch recovered from passenger Sinai Kantor which fetched £97,000 (around $187,000 AUD). A tartan-patterned deck blanket, which was likely used during the rescue operation also sold for £96,000 (around $185,000). Images: Henry Aldridge & Son of Devizes, Wiltshire

Cruising

Does running water really trigger the urge to pee? Experts explain the brain-bladder connection

<a href="https://theconversation.com/profiles/james-overs-1458017">James Overs</a>, <a href="https://theconversation.com/institutions/swinburne-university-of-technology-767">Swinburne University of Technology</a>; <a href="https://theconversation.com/profiles/david-homewood-1458022">David Homewood</a>, <a href="https://theconversation.com/institutions/melbourne-health-950">Melbourne Health</a>; <a href="https://theconversation.com/profiles/helen-elizabeth-oconnell-ao-1458226">Helen Elizabeth O'Connell AO</a>, <a href="https://theconversation.com/institutions/the-university-of-melbourne-722">The University of Melbourne</a>, and <a href="https://theconversation.com/profiles/simon-robert-knowles-706104">Simon Robert Knowles</a>, <a href="https://theconversation.com/institutions/swinburne-university-of-technology-767">Swinburne University of Technology</a> We all know that feeling when nature calls – but what’s far less understood is the psychology behind it. Why, for example, do we get the urge to pee just before getting into the shower, or when we’re swimming? What brings on those “nervous wees” right before a date? Research suggests our brain and bladder are in constant communication with each other via a neural network called the <a href="https://www.einj.org/journal/view.php?doi=10.5213/inj.2346036.018">brain-bladder axis</a>. This complex web of circuitry is comprised of sensory neural activity, including the sympathetic and parasympathetic nervous systems. These neural connections allow information to be sent <a href="https://doi.org/10.3390/diagnostics12123119">back and forth</a> between the brain and bladder. The brain-bladder axis not only facilitates the act of peeing, but is also responsible for telling us we need to go in the first place. <h2>How do we know when we need to go?</h2> As the bladder fills with urine and expands, this activates special receptors detecting stretch in the nerve-rich lining of the bladder wall. This information is then relayed to the “periaqueductal gray” – a part of the brain in the brainstem which <a href="https://www.nature.com/articles/nrn2401">constantly monitors</a> the bladder’s filling status. <figure class="align-center zoomable"><a href="https://images.theconversation.com/files/547931/original/file-20230913-19-2kgkhk.jpg?ixlib=rb-1.1.0&q=45&auto=format&w=1000&fit=clip"><img src="https://images.theconversation.com/files/547931/original/file-20230913-19-2kgkhk.jpg?ixlib=rb-1.1.0&q=45&auto=format&w=754&fit=clip" sizes="(min-width: 1466px) 754px, (max-width: 599px) 100vw, (min-width: 600px) 600px, 237px" srcset="https://images.theconversation.com/files/547931/original/file-20230913-19-2kgkhk.jpg?ixlib=rb-1.1.0&q=45&auto=format&w=600&h=454&fit=crop&dpr=1 600w, https://images.theconversation.com/files/547931/original/file-20230913-19-2kgkhk.jpg?ixlib=rb-1.1.0&q=30&auto=format&w=600&h=454&fit=crop&dpr=2 1200w, https://images.theconversation.com/files/547931/original/file-20230913-19-2kgkhk.jpg?ixlib=rb-1.1.0&q=15&auto=format&w=600&h=454&fit=crop&dpr=3 1800w, https://images.theconversation.com/files/547931/original/file-20230913-19-2kgkhk.jpg?ixlib=rb-1.1.0&q=45&auto=format&w=754&h=570&fit=crop&dpr=1 754w, https://images.theconversation.com/files/547931/original/file-20230913-19-2kgkhk.jpg?ixlib=rb-1.1.0&q=30&auto=format&w=754&h=570&fit=crop&dpr=2 1508w, https://images.theconversation.com/files/547931/original/file-20230913-19-2kgkhk.jpg?ixlib=rb-1.1.0&q=15&auto=format&w=754&h=570&fit=crop&dpr=3 2262w" alt="" /></a><figcaption>The periaqueductal gray is a section of gray matter located in the midbrain section of the brainstem. <a class="source" href="https://en.wikipedia.org/wiki/Brainstem#/media/File:1311_Brain_Stem.jpg">Wikimedia/OpenStax</a>, <a class="license" href="http://creativecommons.org/licenses/by-sa/4.0/">CC BY-SA</a></figcaption></figure> Once the bladder reaches a certain threshold (roughly 250-300ml of urine), another part of the brain called the “pontine micturition centre” is activated and signals that the bladder needs to be emptied. We, in turn, <a href="https://pubmed.ncbi.nlm.nih.gov/16254993/">register this</a> as that all-too-familiar feeling of fullness and pressure down below. Beyond this, however, a range of situations can trigger or exacerbate our need to pee, by increasing the production of urine and/or stimulating reflexes in the bladder. <h2>Peeing in the shower</h2> If you’ve ever felt the need to pee while in the shower (no judgement here) it may be due to the sight and sound of running water. In a 2015 study, <a href="https://doi.org/10.1371/journal.pone.0126798">researchers demonstrated</a> that males with urinary difficulties found it easier to initiate peeing when listening to the sound of running water being played on a smartphone. Symptoms of overactive bladder, including urgency (a sudden need to pee), have also been <a href="https://www.alliedacademies.org/articles/environmental-cues-to-urgency-and-incontinence-episodes-in-chinesepatients-with-overactive-urinary-bladder-syndrome.html">linked to</a> a range of environmental cues involving running water, including washing your hands and taking a shower. This is likely due to both physiology and psychology. Firstly, the sound of running water may have a relaxing physiological effect, increasing activity of the parasympathetic nervous system. This would relax the bladder muscles and prepare the bladder for emptying. At the same time, the sound of running water may also have a conditioned psychological effect. Due to the countless times in our lives where this sound has coincided with the actual act of peeing, it may trigger an instinctive reaction in us to urinate. This would happen in the same way <a href="https://www.simplypsychology.org/pavlov.html">Pavlov’s dog learnt</a>, through repeated pairing, to salivate when a bell was rung. <h2>Cheeky wee in the sea</h2> But it’s not just the sight or sound of running water that makes us want to pee. Immersion in cold water has been shown to cause a “cold shock response”, <a href="https://pubmed.ncbi.nlm.nih.gov/19945970">which activates</a> the sympathetic nervous system. This so-called “fight or flight” response drives up our blood pressure which, in turn, causes our kidneys to filter out more fluid from the bloodstream to stabilise our blood pressure, in a process called “<a href="https://link.springer.com/article/10.1007/BF00864230">immersion diuresis</a>”. When this happens, our bladder fills up faster than normal, triggering the urge to pee. Interestingly, immersion in very warm water (such as a relaxing bath) may also increase urine production. In this case, however, it’s due to activation of the parasympathetic nervous system. <a href="https://doi.org/10.1007/s004210050065">One study</a> demonstrated an increase in water temperature from 40℃ to 50℃ reduced the time it took for participants to start urinating. Similar to the effect of hearing running water, the authors of the study suggest being in warm water is calming for the body and activates the parasympathetic nervous system. This activation can result in the relaxation of the bladder and possibly the pelvic floor muscles, bringing on the urge to pee. <h2>The nervous wee</h2> We know stress and anxiety can cause bouts of nausea and butterflies in the tummy, but what about the bladder? Why do we feel a sudden and frequent urge to urinate at times of heightened stress, such as before a date or job interview? When a person becomes stressed or anxious, the body goes into fight-or-flight mode through the activation of the sympathetic nervous system. This triggers a cascade of physiological changes designed to prepare the body to face a perceived threat. As part of this response, the muscles surrounding the bladder may contract, leading to a more urgent and frequent need to pee. Also, as is the case during immersion diuresis, the increase in blood pressure associated with the stress response may <a href="https://doi.org/10.1172/JCI102496">stimulate</a> the kidneys to produce more urine. <h2>Some final thoughts</h2> We all pee (most of us several times a day). Yet <a href="https://doi.org/10.5489/cuaj.1150">research has shown</a> about 75% of adults know little about how this process actually works – and even less about the brain-bladdder axis and its role in urination. <a href="https://www.continence.org.au/about-us/our-work/key-statistics-incontinence#:%7E:text=Urinary%20incontinence%20affects%20up%20to,38%25%20of%20Australian%20women1.">Most Australians</a> will experience urinary difficulties at some point in their lives, so if you ever have concerns about your urinary health, it’s extremely important to consult a healthcare professional. And should you ever find yourself unable to pee, perhaps the sight or sound of running water, a relaxing bath or a nice swim will help with getting that stream to flow.<img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/210808/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /> <a href="https://theconversation.com/profiles/james-overs-1458017">James Overs</a>, Research Assistant, <a href="https://theconversation.com/institutions/swinburne-university-of-technology-767">Swinburne University of Technology</a>; <a href="https://theconversation.com/profiles/david-homewood-1458022">David Homewood</a>, Urology Research Registrar, Western Health, <a href="https://theconversation.com/institutions/melbourne-health-950">Melbourne Health</a>; <a href="https://theconversation.com/profiles/helen-elizabeth-oconnell-ao-1458226">Helen Elizabeth O'Connell AO</a>, Professor, University of Melbourne, Department of Surgery. President Urological Society Australia and New Zealand, <a href="https://theconversation.com/institutions/the-university-of-melbourne-722">The University of Melbourne</a>, and <a href="https://theconversation.com/profiles/simon-robert-knowles-706104">Simon Robert Knowles</a>, Associate Professor and Clinical Psychologist, <a href="https://theconversation.com/institutions/swinburne-university-of-technology-767">Swinburne University of Technology</a> Image credits: Getty Images This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/does-running-water-really-trigger-the-urge-to-pee-experts-explain-the-brain-bladder-connection-210808">original article</a>.

Mind

Princess Diana's dresses fetch an eye-watering sum at auction

Three dresses worn by Princess Diana have sold for $2.5 million (AUD) at an auction in Beverly Hills, California. The gowns were sold in a Legends: Hollywood And Royalty sale, by Julien's Auctions and featured over 1,400 items to celebrate 100 years of Warner Bros. All three dresses sold for six-figures, with one selling for almost triple it's estimated price. Martin Nolan, the executive director, said the record-breaking sale of Diana's dresses "exceeded all expectations". Princess Diana's black and jade gown was the most expensive item, selling for $895,580. The dress was made by Catherine Walker - her personal designer for over 16 years - which she wore to a gala event in Toronto, Canada, in October 1991. The second most expensive dress sold was a red silk dress made by Bruce Oldfield, which she wore to the premiere of Hot Shots at the Odeon Leicester Square the following month. The Oldfield dress fetched a stunning $895,547 - which was almost triple it's estimated $312,000 price tag. The final dress was a custom-made black velvet and ivory gown Diana wore to a private function, which was also designed by Walker, and fetched $796,070. The original price of the velvet and ivory gown was estimated to be around $93,000 - $125,000. The three dresses have not been seen in public for over 30 years, according to the auction house. They were originally bought by American businesswoman Ellen Petho, who bought five of Princess Diana's dresses for $234,000 at an auction in New York. Petho, who passed away in January aged 82, ended up only keeping three of the dresses, which her husband has now sold to help raise money for a scholarship fund for mature art and design students in memory of his wife. Petho's daughter Karrie, told the Mail: "Our mother read the inscription inside [the auction catalogue] about Prince William telling his mother that the dresses should not sit in her closet, that they should be out in the world and doing good. I think that's what inspired her." Image: Brian Lawless/PA Images via Getty Images

Beauty & Style

3 health benefits of dark chocolate

Although it seems too good to be true, dark chocolate can actually be good for you! When consumed in moderation, this delicious treat has some powerful health benefits. Following are three of the major reasons to indulge. 1. It can help prevent heart disease Like tea, dark chocolate contains flavonoids, which are compounds that act as antioxidants. Flavonoids protect cells from harmful molecules – called free radicals – that are produced when the body breaks down food or is exposed to sunlight or smoke. Free radicals can cause cell damage that leads to heart disease. Flavonoids can also lower blood pressure and reduce LDL cholesterol (ie, the bad cholesterol) by up to 10%. 2. It can improve your mood Dark chocolate stimulates the production of endorphins, chemicals in the brain that bring on feelings of pleasure. It also contains the chemical serotonin, which acts as an anti-depressant. 3. It can protect your skin German researchers found that the flavonoids in dark chocolate absorb UV light, help protect and increase blood flow to the skin, and improve skin’s hydration and complexion. Here's the caveat For all of its health benefits, though, dark chocolate does contain a lot of calories. So, experts recommend sticking to no more than 60g – about two to three squares – of the sweet stuff per day. Image credits: Getty Images This article originally appeared on <a href="https://www.readersdigest.co.nz/uncategorized/3-health-benefits-of-dark-chocolate" target="_blank" rel="noopener">Reader's Digest</a>.

Food & Wine

Fleetwood Mac legend’s eye-watering fortune revealed

Fleetwood Mac star Christine McVie left behind a $135 million fortune, probate documents revealed. The singer and keyboardist <a href="https://www.oversixty.com.au/news/news/there-are-no-words-fleetwood-mac-star-dies-aged-79" target="_blank" rel="noopener">passed away aged 79</a> in November last year following a short illness. McVie, who was living in London at the time, had suffered a <a href="https://www.oversixty.com.au/health/caring/fleetwood-mac-star-s-cause-of-death-revealed" target="_blank" rel="noopener">stroke and had cancer</a>. A year before her death, she secured a massive deal and sold the rights to her entire back catalogue of 115 songs. McVie played in several bands before joining Fleetwood Mac in 1970, just two years after she married the band’s bassist John McVie. She left the band in 1998 and returned to tour in 2014. Following her death, her former bandmates Mick Fleetwood and Stevie Nicks said: “She was truly one of a kind, special and talented beyond measure. “She was the best musician anyone could have in their band and the best friend anyone could have in their life. “We were so lucky to have a life with her. Individually and together, we cherished Christine deeply and are thankful for the amazing memories we have. “She will be so very missed.” In February this year, Fleetwood admitted that the band was most likely “done” for good following McVie’s death. "I think right now, I truly think the line in the sand has been drawn with the loss of Chris," he told the Los Angeles Times. "I'd say we're done, but then we've all said that before. It's sort of unthinkable right now." Image: Instagram

Money & Banking

"Get out of the water!" Huge shark spotted at crowded beach

Dramatic footage has revealed the moment a shark was spotted swimming in shallow waters at a crowded beach in Florida. In the video filmed at Navarre beach on Monday, a sizeable fin can be spotted zipping past swimmers as panicked onlookers screamed for them to get out. "Get out of the water!" one person screamed, as stunned swimmers ran for their lives. However there was an eerie lack of urgency for a few others who took their time exiting the waters, with no worries whatsoever to the frustration of a bystander who commented: "They're still out there." Cristy Cox, who filmed the footage, told the Pensacola News Journal that the shark was simply chasing a fish, but warned people to be aware of their surroundings. “It all happened so fast! A dolphin was actually side by side with the shark at first and then just disappeared,” she said. “The shark was just trying to feed as they are expected and just passed by swimmers. “Everyone was stunned as it moved down the beach chasing the school of fish. We all just have to remember this is natural and we are in their home, so stay alert!” Beach Safety Director Austin Turnbill confirmed to the publication that a shark had been spotted at the beach, but for people to not be alarmed. “There’s sharks in the Gulf, everywhere. We see sharks almost every day and there’s nothing to be alarmed of for 99.9% of the time,” he said. Image: Cristy Cox Facebook

Travel Trouble

Five easy ways to use less water at home – and not just in a drought

<a href="https://theconversation.com/profiles/niko-wanders-1234321">Niko Wanders</a>, <a href="https://theconversation.com/institutions/utrecht-university-1354">Utrecht University</a> With so much of the world suffering from drought, you might think your ability to help is minimal. But when you consider the average person in the UK uses around <a href="https://www.water.org.uk/news-item/vast-majority-of-brits-have-no-idea-how-much-water-they-use-each-day/">142 litres of water a day</a>, it’s easy to see how small changes to your routine can add up. More than half of the water that is extracted from rivers, streams and aquifers in the UK feeds the <a href="https://www.gov.uk/government/statistical-data-sets/env15-water-abstraction-tables">public water supply</a>. These abstractions, as they’re called, worsen drought conditions by draining local waterways, depriving vegetation, fish and other aquatic life of the water they need to survive droughts. Filling paddling pools to cool off, taking multiple showers each day to stay clean, watering the garden to revive wilting plants – all these extra activities contribute to a sharp increase in public water use on hot and dry days. And these impacts can endure for months, as freshwater systems need a lot of additional rainfall to recover from droughts. If each person can reduce their water use during a drought, it would significantly benefit the natural world in its recovery. Here are five things you can do, starting today. <h2>1. Shower less</h2> Most of the water you use is <a href="https://www.water.org.uk/news-item/vast-majority-of-brits-have-no-idea-how-much-water-they-use-each-day/">in the shower</a>. For every minute you’re under the shower head (depending on how powerful it is), around 10 litres of water drains away. Since most people shower for <a href="https://www.mirashowers.co.uk/blog/trends/revealed-what-brits-are-really-getting-up-to-in-the-bathroom-1/#:%7E:text=Most%20Brits%20(62%25)%20bathe,latest%20UK%20shower%20habits%20survey.">an average of seven minutes</a>, half of your daily water use takes place first thing in the morning. Turning off the shower while shampooing your hair or applying shower gel can help conserve water, as can shortening the length of your shower overall. Be sure not to switch to a bath though – the average soak in the tub uses <a href="https://www.water.org.uk/news-item/vast-majority-of-brits-have-no-idea-how-much-water-they-use-each-day/">around 80 litres of water</a>. <h2>2. Use rainwater in the garden</h2> <figure class="align-right zoomable"><figcaption></figcaption></figure> During a dry spell, the average gardener can use <a href="https://www.southwestwater.co.uk/siteassets/documents/uwu-0618-web-version.pdf">hundreds of litres</a> of water to keep their plants hydrated. Some people will use a watering can (good), others might leave a sprinkler on all day (bad). Most use drinking water, which is a waste – plants are happy with rain water. Add a water butt that collects the rain which falls on your roof and use it for the garden. To find out how to install one, <a href="https://www.youtube.com/watch?v=2jk0lstsu5o">watch this</a>. <h2>3. Use the short flush</h2> Per flush, your toilet uses about <a href="https://www.water.org.uk/news-item/vast-majority-of-brits-have-no-idea-how-much-water-they-use-each-day/">5 litres of water</a>, and up to 10 litres in older models. If available, use the short flush to significantly reduce how much water is wasted. <h2>4. Cut back on car washing</h2> If you need to wash your car, do it the old-fashioned way with a bucket and soap rather than hosing it down. The water contained in a bucket (<a href="https://www.water.org.uk/news-item/vast-majority-of-brits-have-no-idea-how-much-water-they-use-each-day/">roughly 30 litres</a>) is significantly less than the average that flows through a hose (around <a href="https://www.southwestwater.co.uk/siteassets/documents/uwu-0618-web-version.pdf">15 litres per minute</a>). Better yet, avoid washing your car entirely during a drought. <h2>5. Reuse water</h2> If you’re washing vegetables, you could collect the water in a bowl in the sink and later give it to the plants in your house or outside. While you’re waiting for warm water to come out of a tap, use the cold to fill the kettle. Close the tap while you’re lathering your hands with soap or brushing your teeth. Though these are only small savings, they do make a difference over time. Inflatable pools are lovely for cooling down on the hottest days. A cleaning pump can filter the water and recycle it without you needing to use more water to keep the pool clean. <h2>Save water, save money</h2> All these tips can significantly reduce your water use and combat the effects of drought on the environment. They can also save you money. If you’re able to renovate your home, it’s worth installing a system for collecting rain water which, combined with a pump, can flush toilets. In Belgium, for example, it is common practice to have such a system installed (effectively, a large underground water butt) in newly built houses. Most people would struggle to afford these kinds of measures, and so drought-proofing homes and communities should be part of the effort to adapt countries to the extreme weather expected in a rapidly warming world. Image credit: Shutterstock <hr /> <figure class="align-right "><figcaption></figcaption></figure> Don’t have time to read about climate change as much as you’d like? <a href="https://theconversation.com/uk/newsletters/imagine-57?utm_source=TCUK&utm_medium=linkback&utm_campaign=Imagine&utm_content=DontHaveTimeTop">Get a weekly roundup in your inbox instead.</a> Every Wednesday, The Conversation’s environment editor writes Imagine, a short email that goes a little deeper into just one climate issue. <a href="https://theconversation.com/uk/newsletters/imagine-57?utm_source=TCUK&utm_medium=linkback&utm_campaign=Imagine&utm_content=DontHaveTimeBottom">Join the 10,000+ readers who’ve subscribed so far.</a><img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/187885/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /> <hr /> <a href="https://theconversation.com/profiles/niko-wanders-1234321">Niko Wanders</a>, Assistant Professor in Hydrological Extremes, <a href="https://theconversation.com/institutions/utrecht-university-1354">Utrecht University</a> This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/five-easy-ways-to-use-less-water-at-home-and-not-just-in-a-drought-187885">original article</a>.

Home & Garden

King Charles’ eye-watering net worth revealed

The royal family’s net worth has always been up for speculation, but The Times has analysed the King’s various income streams and unveiled the King’s personal net worth. King Charles reportedly has a personal net worth of £600 million or around $1.1 billion. The King’s fortune surpasses the late Queen’s net wealth of £370 million or $684 million, by more than double the amount. A former aide told The Times that King Charles had managed to accumulate a significant net wealth over the years following his costly divorce from Princess Diana in 1996 - where he paid her a $31 million lump sum and $740,000 annual salary. “He became prudent at tucking away some money from the Duchy [of Cornwall] after that wipe-out [of capital],” said the source. The duchy is where most of King Charles’ income comes from. There are two duchies in the UK, the Duchy of Lancaster and the Duchy of Cornwall. Both of these property empires primarily invest in land. King Charles inherited the Duchy of Lancaster following his mother’s death last September, and Prince William is now in charge of overseeing the Duchy of Cornwall, which is estimated to be worth $1.8 billion. When King Charles was in charge of overseeing the Duchy of Cornwall, he had increased its annual profits by 42.6 per cent to $47 million between 2011-2022. He made $393.6 million from the duchy in that time period, which isn’t liable to tax, though King has been voluntarily paying income tax since 1993. A lot of the revenue comes from “renting commercial properties” from other parts of the UK according to The Times. The Duchy of Lancaster has $1.2 billion of net assets, and although the royal in charge of overseeing the duchies are not allowed to sell the assets, they can keep the annual revenue. Sandringham and Balmoral are a couple of other income streams for King Charles, with an estimated value of $453 million for Sandringham and $388 million for the Balmoral castle and its estate. Image: Getty

Money & Banking

The Dark Side of the Moon at 50: how Marx, trauma and compassion all influenced Pink Floyd’s masterpiece

Dixi et salvavi animam meam. This Latin phrase – I have spoken and saved my soul – sits at the end of Karl Marx’s <a href="https://www.marxists.org/archive/marx/works/1875/gotha/">Critique of the Gotha Programme</a>. Written in 1875, this text imagines a communist society that will come about “after the enslaving of the individual to the division of labour, and thereby also the antithesis between mental and physical labour has vanished”. Only then, Marx argues, “can the narrow horizon of bourgeois right be completely transcended and society inscribe on its banners: from each according to his abilities, to each according to his needs!” Roger Waters – bassist, lyricist and conceptual mastermind behind Pink Floyd’s 1973 album The Dark Side of the Moon, released 50 years ago today – knows Marx’s Critique. Indeed, he quotes it when discussing the record with music journalist John Harris. “Making The Dark Side of the Moon, we were all trying to do as much as we possibly could,” Waters <a href="https://www.goodreads.com/en/book/show/301401">told</a> Harris. "It was a very communal thing. What’s that old Marxist maxim? ‘From each according to his ability, to each according to his need.’ That’s sort of the way the band worked at that point." Assertions about solidarity, cooperation and shared “unity of purpose” – as Waters says – situate Dark Side in the context of Pink Floyd’s <a href="https://faroutmagazine.co.uk/pink-floyd-roger-waters-david-gilmour-feud/">notoriously fractious</a> recording career and helps us understand the album’s enduring appeal. <h2>Shine on you crazy diamond</h2> Pink Floyd formed in London in 1965. Led by the charismatic songwriter, guitarist and lead vocalist Syd Barrett, the group established itself as a leader in the <a href="https://en.wikipedia.org/wiki/UK_underground">London underground music scene</a>. They released their debut album The Piper at the Gates of Dawn in 1967. <a href="https://en.wikipedia.org/wiki/Soft_Machine">Soft Machine</a> member Kevin Ayers <a href="https://www.bloomsbury.com/au/pink-floyds-the-piper-at-the-gates-of-dawn-9781441185174/">described</a> The Piper at the Gates of Dawn as “something magical, but it was in Syd Barrett”. Not long after the record’s release, Barrett suffered a catastrophic, LSD-induced breakdown. In response, the band recruited David Gilmour on guitar and recorded a second album, A Saucerful of Secrets, as a five-piece in 1968. Around this time, the increasingly unstable Barrett was unceremoniously ousted by the rest of the band. After Barrett left, says Ayers, “Pink Floyd became something else totally”. There are different versions of Pink Floyd. The recordings released after Barrett left the band in 1968 bear little resemblance to the first. Dark Side sounds nothing like the whimsical Piper. But it is obvious the record is in large part preoccupied with the loss of Barrett. This preoccupation comes to the fore in the album’s penultimate track. <a href="https://www.youtube.com/watch?v=g1OOQP1-wOE&ab_channel=HDPinkFloyd">Brain Damage</a>, written and sung by Waters, references Barrett’s adolescence (“Remembering games and daisy chains and laughs”), alludes to his illness (“And if the dam breaks open many years too soon”), and acknowledges his leaving the group (“And if the band you’re in starts playing different tunes; I’ll see you on the dark side of the Moon”). Drummer Nick Mason confirms the group didn’t want to lose Barrett. In his <a href="https://www.goodreads.com/book/show/265734.Inside_Out">autobiography</a>, he writes, "He was our songwriter, singer, guitarist, and – although you might not have known from our less than sympathetic treatment of him – he was our friend." <h2>If the dam breaks open many years too soon</h2> What we hear on The Dark Side of the Moon is a band dealing with trauma. In this sense, Dark Side represents the start of a reckoning with the past – a process that culminated with the band’s next record, 1975’s elegiac <a href="https://faroutmagazine.co.uk/wish-you-were-here-pink-floyd-seminal-ode-to-the-tragic-life-of-syd-barrett/">Wish You Were Here</a>. Culmination is a useful term when it comes to Dark Side more generally. On this record, all the avant-garde techniques and tendencies the band had toyed with in the post-Barrett period – <a href="https://en.wikipedia.org/wiki/Musique_concr%C3%A8te">musique concrète</a>, sonic manipulation, extended improvisation, analogue tape manipulation – come together to spectacular effect. <a href="https://www.youtube.com/watch?v=-0kcet4aPpQ">Money</a> – with its anti-capitalist lyrics penned by Waters (“Money, it’s a crime; share it fairly, but don’t take a slice of my pie”), odd time signature, and handmade tape-loops mimicking the sounds of cash tills, bags of coins being dropped from great height and bank notes being torn up – is one of the stranger hit singles in pop music history. Be that as it may, Money and the album from which it is taken, of which <a href="https://www.pinkfloyd.com/tdsotm50/">more than 50 million copies</a> have been sold, continue to resonate with listeners worldwide, five decades on from its initial release. <h2>The enormous risk of being truly banal</h2> “I made a conscious effort when I was writing the lyrics for Dark Side of the Moon to take the enormous risk of being truly banal about a lot of it,” Waters told John Harris, “in order that the ideas should be expressed as simply and plainly as possible.” On this point, <a href="https://www.loudersound.com/news/david-gilmour-says-its-pretty-unlikely-he-and-roger-waters-will-resolve-pink-floyd-feud">if nothing else</a>, David Gilmour agrees. He told Harris, "There was definitely a feeling that the words were going to be very clear and specific. That was a leap forward. Things would mean what they meant. That was a distinct step away from what we had done before." Mortality, insanity, conflict, affluence, poverty and, in another nod to Marx, <a href="https://en.wikipedia.org/wiki/Marx%27s_theory_of_alienation">alienation</a> are some of the themes presented on the record. The need – and this brings us full circle – for compassion, if not outright solidarity, is another. This is an album about the importance of understanding, as Waters <a href="https://www.goodreads.com/en/book/show/301401">insists, "T</a>he potential that human beings have for recognising each other’s humanity and responding to it, with empathy rather than antipathy." Given the sorry state of the world in 2023, about which Roger Waters has many <a href="https://www.bbc.com/news/entertainment-arts-64580688">contentious</a> and <a href="https://www.theguardian.com/music/2023/feb/07/pink-floyd-lyricist-calls-roger-waters-an-antisemite-and-putin-apologist">problematic</a> things to say, I wager Pink Floyd’s masterwork will continue to resonate with listeners for a while yet. Image credits: Getty Images This article originally appeared on <a href="https://theconversation.com/the-dark-side-of-the-moon-at-50-how-marx-trauma-and-compassion-all-influenced-pink-floyds-masterpiece-198400" target="_blank" rel="noopener">The Conversation</a>.

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The Dark Side of the Moon at 50: how Marx, trauma and compassion all influenced Pink Floyd’s masterpiece