How Much Water Should You Drink a Day? A Practical Estimate
Estimate your daily water needs from your weight, exercise and weather, and learn simple habits to drink enough.
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Simple calculators can give a useful starting point for everyday health habits: body mass index, daily calories, water intake and sleep timing. These guides explain what each number means, where it is useful and where it is not, so that you use the result as a guide and not as a diagnosis. They are general information and not medical advice.
11 guides
Estimate your daily water needs from your weight, exercise and weather, and learn simple habits to drink enough.
Estimate your daily calorie needs with the Mifflin-St Jeor formula and see simple targets to maintain, lose or gain weight.