how many fluid ounces of water should you drink a day?
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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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A total daily intake of around 2.7 liters (91 ounces) for women and 3.7 liters (125 ounces) for men can meet most adults' needs (19). Depending on the other foods and beverages you consume, you may not need to drink 3 liters (100 ounces) of water per day to meet your fluid requirements.
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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. Still, the answer to exactly how much water you should drink isn't so simple.
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You've probably heard the advice, "Drink eight 8-ounce glasses of water a day." That's easy to remember, and it's a reasonable goal. Most healthy people can stay hydrated by drinking water and other fluids whenever they feel thirsty.
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Some experts advise at least half an ounce of water per body weight in pounds (so if you weigh 180, you'd aim for 90 fluid ounces—about 11 cups), but if you let your thirst be your guide, aim to have water frequently throughout the day, and are eating plenty of fruits and vegetables, you should be set!
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How Much Water Do You Actually Need to Drink to Be Properly Hydrated Within? A simple way to calculate this is to divide your weight in half and drink that amount in ounces. In other words, if you weigh 140 pounds, you'll want to drink around 70 ounces of water each day.
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If you really want the water you drink to help you lose weight, you should follow the “8x8” rule recommended by most nutritionists: Drink eight eight-ounce glasses of water per day for weight loss and to maintain an ideal weight.
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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.
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You may have heard of the 8×8 rule. It states that you should drink eight 8-ounce glasses of water per day. That's half a gallon of water (about 2 liters). This claim has become somewhat of an accepted wisdom and is very easy to remember.
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There are many different opinions about daily water consumption. According to the Mayo Clinic, the recommendation is 3.7 liters (124 ounces) for men and 2.7 liters (92 ounces) for women. Your body size, climate, level of activity and overall health can also affect how much water you need.
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Drinking eight, eight ounce glasses of water per day is only the minimum amount you should be consuming. Though the most-known rule of thumb is to take in eight full eight ounce glasses of water per day, Dr.
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—, it would be somewhere between 1 and 3 liters— that's the equivalent of losing between four and 13 8-ounce glasses of water every day. To stay well hydrated, the U.S. government estimates that women need 2.7 liters (11 glasses) of water and men need 3.7 liters (16 glasses) each day.
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According to the Mayo Clinic, the recommendation is 3.7 liters (124 ounces) for men and 2.7 liters (92 ounces) for women. Your body size, climate, level of activity and overall health can also affect how much water you need.
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To calculate how much water you should drink daily to maintain a healthy amount of water in your body, divide your weight in pounds by 2 and drink that amount in ounces. For example, a 180-pound person should aim for 90 ounces of water, or about seven to eight 12-ounce glasses, each day.
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So how much fluid does the average, healthy adult living in a temperate climate need? 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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Instead, think about how much you weigh and divide that number in half. That's how many ounces of water you should drink per day. For instance, a person who is 200 pounds, should drink 100 oz. of water per day to be adequately hydrated.
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So how much should we be drinking to stay hydrated? As a rough guide, adults should aim for 1.5 – 2L (6-8 cups) of fluid each day and children 1 – 1.5L (4-6 cups). This includes all drinks, including those listed below, and water. If you are exercising or playing a lot of sport you will need more.