It can help prevent kidney stones and constipation. You lose water throughout the day—through your breath, sweat, urine, and bowel movements. If you live in a hot climate, you lose even more fluid. You need to replace this lost fluid to stay healthy. If you don't get enough water, you could become dehydrated. If you get very dehydrated, your body no longer has enough fluid to get blood to your organs.
This is dangerous. All liquids help you stay hydrated. Water is usually the best choice, because it's almost free if you're drinking tap water and has no sugar or calories. But most healthy people can get enough fluid through the beverages they consume every day. Experts say that it's not true that beverages that have caffeine—such as coffee and tea—always dehydrate you. Healthy people who consume moderate amounts of caffeine don't lose more fluid than people who don't have any caffeine.
You also get water through food. Some fruits and vegetables contain a lot of water, such as watermelon and lettuce. A common recommendation is to drink six or eight mL 8 fl oz glasses of water or other fluid every day. But some adults may need more or less, depending on how healthy they are, how much they exercise, and how hot and dry the climate is.
You may sometimes need to drink more water than usual if you:. The easiest way to know if you're drinking enough fluid is to look at the colour of your urine. If you're drinking enough water, your urine will be clear or pale yellow. A darker yellow means you aren't drinking enough water. If you have any health problems, always talk to your doctor before increasing the amount of water you drink.
You may need to limit your fluids if you have certain health concerns, such as kidney problems or heart failure. It can be dangerous to drink too much water. When you drink plenty of water, you keep it healthy and hydrated. Your body is constantly using and losing fluids through actions like sweating and urinating.
Dehydration happens when your body loses more water or fluid than it takes in. Symptoms of dehydration can range from being extremely thirsty to feeling fatigued. Signs of dehydration in children listed by Medline Plus include:. If you have severe dehydration, you may need treatment at the hospital. Your doctor will likely give you intravenous IV fluids and salts until your symptoms go away.
When you drink too much, the extra water can dilute the electrolytes in your blood. Your sodium levels decrease and can lead to what is called hyponatremia. Water intoxication hyponatremia is uncommon. People with a smaller build and children are at a higher risk of developing this condition. So are active people, like marathon runners, who drink large quantities of water in short periods of time.
Staying hydrated goes beyond just the water you drink. The Better Health Channel estimates that foods make up around 20 percent of your total fluid requirements each day. Along with drinking your 9 to 13 daily cups of water, try to eat lots of fruits and vegetables.
Being dehydrated can negatively affect your body and brain. Here are 7 evidence-based health benefits of drinking water. Drinking enough water can help you burn fat and increase your energy levels. This page explains exactly how much water you should drink in a day.
If you find the taste of water to be bland or boring, jazz it up with a few limes. Here are the health benefits of lime water for weight loss, your…. Thank you for Subscribing Our Housecall e-newsletter will keep you up-to-date on the latest health information.
Please try again. Something went wrong on our side, please try again. Show references Office of Patient Education. The heat is on! Precautions for people with diabetes during the summer months. Mayo Clinic, Auerbach PS, et al. Dehydration and rehydration. In: Auerbach's Wilderness Medicine. Elsevier; Accessed Oct. Centers for Disease Control and Prevention. Dietary reference intakes for electrolytes and water. National Academies of Science, Engineering, and Medicine. Franklin BA.
Exercise prescription and guidance for adults. Bardosono S, et al. Pregnant and breastfeeding women: Drinking for two. Sterns RH. Maintenance and replacement fluid therapy in adults. Gordon B. How much water do you need. Academy of Nutrition and Dietetics.
Department of Agriculture. Thomas DT, et al. Armstrong LE, et al. Water intake, water balance, and the elusive daily water requirement. See also MIND diet may cut Alzheimer's risk 3 diet changes women over 50 should make right now 3 key changes in the new Nutrition Facts label Healthy-eating habits Reduce sugar in your diet Acai berries Added sugar Alcohol use Alkaline water Are energy drinks bull? Artificial sweeteners and other sugar substitutes Autism spectrum disorder and digestive symptoms Bad food habits at work?
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