how many liters of water a person should drink?
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The National Academies of Sciences, Engineering, and Medicine determined that an adequate daily fluid intake is: About 15.5 cups (3.7 liters) of fluids for men. About 11.5 cups (2.7 liters) of fluids a day for women.
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Today, the NAM recommends letting thirst guide your water consumption habits but set an even higher volume of total daily water intake: 3.7 liters (15 cups) for the average adult male and 2.7 liters (11 cups) for the average adult female.
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The average adult loses two to three liters of water a day through natural bodily functions, which is why it's so important to replace that missing water by ingesting two to three liters of fluid a day.
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The Institute of Medicine recommends between 2.7 liters (11 cups) and 3.7 liters (16 cups) of total water to meet the hydration needs of most healthy adults. Total water refers to water from both foods and beverages. A cup is equivalent to 8 ounces of water.
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How much do you need? The recommended daily fluid intake for men is 2,500ml, and for women, 2,000ml* – although factors such as temperature and how active you are can influence this. Feeling thirsty is a sign you need to drink more – but ideally you should avoid getting to that stage.
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Back in 1945 the Food and Nutrition Board of the National Research Council stated that adults should take in about 2.5 liters of water per day (which is roughly the equivalent of eight glasses of water), but it also noted most of that intake level was already satisfied through the consumption of food without the need ...
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The recommended daily fluid intake for men is 2,500ml, and for women, 2,000ml* – although factors such as temperature and how active you are can influence this. Feeling thirsty is a sign you need to drink more – but ideally you should avoid getting to that stage.
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Though it really varies based on your body type and size, how active you are, and so on, the general rule of thumb is somewhere between eight and 10 8-ounce glasses of water (from all sources) a day.
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Body weight. A slightly easier way to estimate water needs is by weight. Consume 30 to 40 milliliters of water for every kilogram of weight. If you weight 50 kilograms (110 pounds), for instance, you need at least 1.5 to 2 liters of water per day.
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The average person will need 5 liters of water to drink daily, to survive in a moderate climate with little activity. An average American uses 100 to 175 gallons of water per day. Globally, we consume around 4 trillion cubic meters of fresh water a year!
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The average person will need 5 liters of water to drink daily, to survive in a moderate climate with little activity. An average American uses 100 to 175 gallons of water per day.
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How much you should actually drink is more individualized than you might think. The Institute of Medicine (IOM) recommends that men drink at least 101 ounces of water per day, which is a little under 13 cups. They say women should drink at least 74 ounces, which is a little over 9 cups.
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The Institute of Medicine recommends consuming between 91 and 125 fluid ounces of water per day as an adult[*]. This amount will vary depending on the individual and lifestyle factors such as age, diet, weight, and activity level.
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So How Much Water Is Too Much? According to Moskowitz, it depends on each individual, but anything more than half your body weight could be the limit. “Symptomatic water intoxication, or hyponatremia, begins when someone drinks about three to four liters of water at one time,” explains Valdez.
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Water (in litres) to drink a day = Your Weight (in Kg) multiplied by 0.033. For example, if you are 60kg, you should drink about 2 litres of water every single day. At 90kg, you'll around about 3 litres of water. All you need to do is multiply 0.033 to your weight in Kg.
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“The exact amounts [of water] vary person to person, but 2 to 4 liters for active adults is a general target range to aim for to stay adequately hydrated, and your needs may vary in that range with changing outdoor temperatures,” Minchen told HuffPost.
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Based on the studies, drinking 1-2 liters of water per day should be sufficient to help with weight loss. Here's how much water you should drink, in different measurements: Liters: 1–2. Ounces: 34–67.