how do you calculate how much water you should drink?
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['Take your weight (in pounds) and divide that by 2.2.', "Multiply that number depending on your age: If you're younger than 30, multiply by 40. ... ", 'Divide that sum by 28.3.', 'Your total is how many ounces of water you should drink each day.']
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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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Divide your weight by 30. The answer is the number of litres you should be drinking per day. So, if you weigh 60 kilos for example, you should drink 2 litres of water a day, whereas if you weigh 80 kilos, you should drink 2.6 litres (2 litres and 600 ml) of water per day.
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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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Drink your body weight, divided by two, in ounces. So if you weigh 150 pounds — that would be 150 divided by 2, which equals 75. That's 75 ounces of water you should be drinking every day.
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Some of the water you need is extracted from food but you should be aiming to drink 1.5-2 litres (6 large glasses) daily. Increase this amount if you're exercising to prevent dehydration.
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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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There is no exact number for everyone since it varies based on your body, activity level, diet, climate, and more. Generally speaking, doctors recommend that you get at least 6 cups of water daily at a minimum but most people should be drinking more than that.
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The more your weigh, the more water you need to drink. For instance, a healthy person, weighing in at 70 kg and measuring 5 feet 10 inches would be required to drink around 2 litres of water each day. Adult men need to drink more water than adult women, but not by much. The difference is roughly around 0.5 litres.
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As a general rule, you can use this simple calculation. 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.
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Most people need about 8 glasses of water or water equivalents a day (one glass = 8 ounces or 1 cup). This amount varies, though, depending on your weight, gender, age, activity level, diet, health, pregnancy, and the climate you live in.
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For women, the amount of total water is about 11.5 cups per day and for men about 15.5 cups. These estimates, however, include fluids consumed from both foods and beverages, including water. You typically get about 20% of the water you need from the food you eat.
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The National Academy of Sciences recommends drinking about 11 cups of water per day for women and 16 cups per day for men. But, this number can vary based on lifestyle, body size, and other factors. If you're active, you'll need to increase your daily water intake.
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So if you calculated you need at least 72 ounces of water per day based on your weight, that number should jump to 120 ounces (15 cups) or more if you're doing an hour-long workout.
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You may have heard that you should aim to drink eight 8-ounce glasses of water per day. 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.
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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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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.