Water It Down—The Need-to-Know
Water is the second most popular beverage in the U.S. after soft drinks. This is a scary stat, since sugary soda is a huge health hazard, upping the risk of obesity, stroke, and other heart problems An update on the dangers of soda pop. Kaplowitz,G.J. University of Pennsylvania School of Dentistry, Department of Oral Medicine, Dental Assistant, 2011 Jul-Aug;80(4):14-6, 18-20, 22-3 passim; quiz 29-31. Soda consumption and the risk of stroke in men and women. Bernstein, A.M., de Koning, L., Flint, A.J., et al. Wellness Institute of Cleveland Clinic, Lyndhurst, OH. American Journal of Clinical Nutrition, 2012 May;95(5):1190-9. doi: 10.3945/ajcn.111.030205. Epub 2012 Apr 4. Sugar-sweetened soft drinks and obesity: a systematic review of the evidence from observational studies and interventions. Gibson, S. Sig-Nurture Ltd, 11 Woodway, Guildford, Surrey UK. Nutrition Research Reviews, 2008 Dec;21(2):134-47. doi: 10.1017/S0954422408110976.. However, these dangers can be avoided if people choose to drink water, which doesn’t have negative side effects. So help put the sugary stuff to the side and make water the number one drink of choice. The benefits really are endless. (Just take a look!)
Roughly 60 percent of the body is made of water. Drinking enough H2O maintains the body’s fluid balance, which helps transport nutrients in the body, regulate body temperature, digest food, and more.
Forget other diet tricks—drinking water could also help with weight loss. Numerous studies have found a connection between water consumption and losing a few pounds Drinking water is associated with weight loss in overweight dieting women independent of diet and activity. Stookey, J.D., Constant, F., Popkin, B.M., et al. Children's Hospital Oakland Research Institute, Oakland, California. Obesity, 2008 Nov;16(11):2481-8. doi: 10.1038/oby.2008.409. Epub 2008 Sep 11. Water consumption increases weight loss during a hypocaloric diet intervention in middle-aged and older adults. Dennis, E.A., Dengo, A.L., Comber, D.L., et al. Department of Human Nutrition, Foods and Exercise, Virginia Tech, Blacksburg, Virginia. Obesity, 2010 Feb;18(2):300-7. doi: 10.1038/oby.2009.235. Epub 2009 Aug 6.. The secret reason? Water simply helps people feel full, and as a result consume fewer calories.
Sweating at the gym causes muscles to lose water. And when the muscles don’t have enough water, they get tired Pilot study: Effects of drinking hydrogen-rich water on muscle fatigue caused by acute exercise in elite athletes. Aoki, K., Nakao, A., Adachi, T., et al. Medical Gas Research, 2012 Apr 20;2(1):12. [Epub ahead of print]. So for extra energy, try drinking water to push through that final set of squats.
Certain toxins in the body can cause the skin to inflame, which results in clogged pores and acne Nutrition and water: drinking eight glasses of water a day ensures proper skin hydration-myth or reality? Wolf, R., Wolf, D., Rudikoff, D., et al. Dermatology Unit, Kaplan Medical Center, Rechovot, Israel. Clinics in Dermatology, 2010 Jul-Aug;28(4):380-3. doi: 10.1016/j.clindermatol.2010.03.022.. While science saying water makes the skin wrinkle free is contradictory, water does flush out these toxins and can reduce the risk of pimples.
Our kidneys process 200 quarts of blood daily, sifting out waste and transporting urine to the bladder. Yet, kidneys need enough fluids to clear away what we don’t need in the body. Let's drink to that!
Move over coffee—water can help fight those tired eyes too Fluids and hydration in prolonged endurance performance. Von Duvillard, S.P., Braun, W.A., Markofski, M., et al. Human Performance Laboratory, Department of Health, Kinesiology and Sports Studies, Texas A and M University--Commerce, Commerce, Texas. Nutrition, 2004 Jul-Aug;20(7-8):651-6. One of the most common symptoms of dehydration is tiredness. Just another reason to go for the big gulp! (Not the 7-11 kind.)
If booze has got the best of you, help a hangover with a glass of water to hydrate the body and stop that pounding headache.
A little water can really go a long way. Aching joints and muscle cramps and strains can all occur if the body is dehydrated Dehydration and Symptoms of Delayed-Onset Muscle Soreness in Normothermic Men. Cleary, M.A., Sitler, M.R., Kendrick, Z. Journal of Athletic Training, 2006; 41(1): 36–45..
Keep things flowing
Water may help with decongestion and dehydration, helping the body bounce back when feeling under the weather. Just beware—drinking fluids hasn’t been scientifically proven to beat colds in one swoop, so don’t swap this for a trip to the doctor or other cold remedies.
A study in London found a link between students bringing water into an exam room and better grades, suggesting H2O promotes clearer thinking. While it’s unclear if drinking the water had anything to do with a better score, it doesn’t hurt to try it out!
Bottoms Up—Your Action Plan
The amount of water people need per day is up for debate, but studies suggest adults need nine to 16 cups of H2O. However this number varies depending on activity level, age, and how much water people are consuming in coffee, tea, or water-rich veggies and fruit. Here’s how to keep yourself hydrated: Begin by drinking a glass of water as soon as you wake up, and 30 minutes before eating any big meal. (This will help control appetite, too.) Get in the habit of keeping a water bottle on hand at all times. And if the taste beings to bore, spice up the taste buds with a squeeze of citrus to the glass! Before you know it, all the benefits of water will be right at your fingertips… and in your body.
Originally posted January 2013. Updated December 2014.