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 site complies with the HONcode standard for trustworthy health information: verify here.
This content does not have an English version. This content does not have an Arabic version. See more conditions. Healthy Lifestyle Nutrition and healthy eating. Products and services. Water: How much should you drink every day? By Mayo Clinic Staff.
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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. While thirst may be a reliable indicator of dehydration, relying on feeling thirsty may not be adequate for optimal health or exercise performance At the time thirst strikes, you may be already feeling the effects of too little hydration such as fatigue or headaches. Aim for pale, clear urine.
It is completely arbitrary 1 , That said, certain circumstances may call for increased water intake. The most important one may be during times of increased sweating. This includes exercise and hot weather, especially in a dry climate. Athletes doing long, intense exercises may also need to replenish electrolytes , like sodium and other minerals, along with water. Your water need increases during pregnancy and breastfeeding. If you desire to lose weight, consider upping your water intake too.
Furthermore, older people may need to consciously watch their water intake because the thirst mechanisms can start to malfunction with aging. Studies show that adults over 65 years old are at a higher risk for dehydration At the end of the day, no one can tell you exactly how much water you need.
This depends on many factors. Try experimenting to see what works best for you. Some people may function better with more water than usual, while for others it only results in more frequent trips to the bathroom.
Read this article in Spanish. Carbonated sparkling water is water that has been infused with carbon dioxide gas. This article takes a detailed look at the health effects of…. Being dehydrated can negatively affect your body and brain. Here are 7 evidence-based health benefits of drinking water. Overhydration, or drinking too much water, is a potentially deadly condition. Learn about causes, symptoms, treatments, and more. Being dehydrated can also affect our mood and mental well-being, with studies suggesting that energy levels, cognition and emotions may all be affected.
However, research in this area is conflicting. One small study which kept athletes in the dark about their hydration status showed that dehydration made no difference to their performance.
Clearly other factors besides temperature, climate and endurance also play an important role. Thirst and passing dark-coloured urine are key signs that you may be dehydrated , as well as feeling lethargic, dizzy or having a dry mouth and lips. In certain circumstances rehydration solutions can be useful because they help to replace the water, salts and minerals that your body has lost. Checking the colour of your urine is widely considered to be the easiest and most practical way to assess your hydration needs — aim to pass urine which is light yellow to clear in colour.
Babies, children and the elderly are the most at risk of dehydration. Visit the NHS website to find out the signs of serious dehydration in adults and children under five years old. Drinking little and often is the best way to stay hydrated. In the UK, the Eatwell Guide suggests you should aim for glasses of water and other liquids each day to replace normal water loss — around 1.
Water, lower fat milk and sugar-free drinks, including tea and coffee, all count. This quantity includes drinking water, drinks of all kinds and the moisture available from the food we eat.
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