Good Lifestyle

"Drink 8 glasses of water a day" is one of these pieces of wisdom that everyone knows, but no one seems to know why eight is the magic number. "Eight glasses a day" is like "finishing yourbroccoli, "Tips we have heard from our parents since we were children and we do not know mainly.

But there is a good reason to listen: 70-75% of an adult body weight comes from the water, according to theMedical institute (IOM). So, it is quite obvious how important water is to a healthy body.

But why 8 ounces 8 times a day? And what a lot of water do? Knowing the details can encourage you to fill me and drink.

First, be aware that 64 ounces (what this total recommendation) is a little arbitrary, an approximation based on national data showing the average daily daily consumption of women and men who seem to be properly hydrated, according to a report of theIom. In the end, the recommendation of 8 glasses reflects a very general guideline used because, well, it is easy to remember.

"Water requirements vary from person to person," said the nutritionistLisa R. Young, PhD, RDN, Professor of Nutrition at the University of New York and author ofFinally full, finally thin. "Various factors will affect the amount of water you need a day, including your level of activity, your environment, season, diet, sex, personal health (diabetics needs more water) and even medicines. "

Dr. Young advises his clients to count their glasses but to also monitor their body, beyond the thirst for clues they areDo not drinking enough water. Knowing how your body works when well hydrated can help you recognize when your water tank is low. So, what happens when you drink "enough" water? Read it to find out what experts and science says, and for more news of water, do not missWays to make sure your water is cautious to drink.

The water you drink provides the moisture of your skin that regulates your body temperature. As your sweat evaporates, your body cools, improving your ability to tolerate thermal stress, according to a report from theInternational Journal of Sports Medicine.

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Drinking water throughout your day can pay when you are competitive. When your body has received this flood of 64 ounces of liquid, it simply works better. Adequate shuttle water supplies to all parts of your body, including your muscles, which will be contractually contractually contracted, which you need for a rocket-powered service in a top tennis or execution in virtually any sport. On the other hand, when it is inadequately hydrated, your gourmet blood vessels pull water from your muscles to protect the blood circulation. When this happens, exercise and sports performance suffer. Even simply a loss of sweat equal to 2% of your body weight can cause a significant decrease in physical and mental performance. Losing 5% or more body weight by sweat during physical activities can reduce the capacity of your work muscles by about 30%, depending onAsker gamekendrup, phdand biochemistMichael Gleeson, PhD In their book of human kineticsSports nutrition.

"One of the best indicators to see if you drink enough water is your urine color," says the young nutritionist. "Ideally, it should be a pale color as opposed to a bright yellow."

Also, check how you go # 2. The regularity is a sign of good hydration and good health. "If you tend to suffer from constipation, it can also be a sign that you may also have to drink more water," says youth.

Water (and we include tea, coffee, juice and other liquids, but no alcohol) keeps your brain doing amazing things. IOM states that 75% of your brain's gray matter is composed of water, to remain well hydrated will ensure that it does not ratify as a grape (we are kidding). But check it: Dehydration can take a toll on cognitive function. Ato study Chinese medicine students who have been refused water to drink for 36 hours have found that participants have scarcely marked on cognitive and short-term memory tests. One hour after receiving 10 glasses of water to drink, a rettext showed that their scores had improved. In addition, scores on mood tests measuring vigor, self-esteem and scope of attention soaked during dehydration and returned to normal after drinking water. In addition to the water, you can also improve the functioning of your brain with these11 healthy foods that make you smarter, according to doctors.

If you have recurring headaches or migraines, make sure you are well hydrated, can mitigate your symptoms. That's what happened in an essay involving people with headache in a study in the medical newspaperFamily practice, Published in 2012. Approximately 100 patients were randomly allocated to a control group who received stress reduction advice and an intervention group that was also entrusted to stress resistance advice, but he was also charged to increase the daily water of 1.5 liters, about 6.5. Cups. The two groups have kept a 4-week headache and have completed a quality of life quality of migraine. The results showed that 47% of Extra-Eaux patients reported a 6 or more on a scale of 10 points of headache perceived from 25% of patients in the control group.

If you have low blood pressure, called hypotension, which is common in the elderly, making sure to drink at least eight eight 8 ounce water glasses can help increase your blood pressure at healthier levels, depending on the newspaper.Traffic.

When you drink plenty of water, you naturally create a lot of urine. It's good for your kidneys. The fluid of your urine dilutes minerals and salts that could otherwise crystallize in difficult deposits inside your kidneys that can be painful excessively. The easiest ways to avoid kidney calculations consist of drinking many fluids throughout the day, especially water, according to the Mayo clinic, suggesting that summer is the first time to consume a lot of liquid To avoid stones.

Often, when we think we're hungry, it's really thirst that sends us to the fridge. Thus, keeping a glass of ice water at hand throughout the day can actually reduce cravings of cravings and hunger. The water fills your belly, developing and sending signals "I am complete" to your brain. Drinking strategic water before a meal has been demonstrated to reduce the number of calories consumed during this meal. All this means that drinking water consumption throughout the day is a proven weight loss technique. In a week of 12 weeksto studyRealized at the Department of Human Nutrition of Virginia Tech, Food and Exercises, researchers followed two groups of people in the diet. A group drank two cups of water just before eating each of the three meals a day, while the other group did not drink extra water while following the same low calorie diet. The results showed that water drinkers consumed between 75 and 90 calories per meal, which resulted in greater weight loss by the end of the study. The drinking dianganvans lost an average of 15.5 pounds, compared to about 11 kilos for non-sealed drinkers. "People should drink more water and less sweet drinks, high calories," said Brenda Davy, Associate Professor at the College of Agriculture and Life Sciences in Virginia Tech and the primary author of the study. "It's a simple way to facilitate weight management."

Jump here for moreHow much water you need to drink to lose weight.