How to calculate how much water someone needs based on weight and activity
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3 min read
According to the U.S. National Academies of Sciences, Engineering, and Medicine, the average daily fluid intake is about 3.7 liters for men and 2.7 liters for women, but these are general guidelines. To get a more personalized figure, you need to calculate how much water someone needs based on factors like body weight, activity level, and environment.
