BMI
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Enter your height and weight.
What BMI does and doesn't tell you →Calculators
Fill this in once and get four numbers. These are estimates built for adults, and they're a starting point rather than a verdict. Nothing you type is sent anywhere.
Daily calories
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Your estimated maintenance level, from the Mifflin-St Jeor equation.
Protein target
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Grams per day, at 1.2 to 1.6 g per kg.
How to hit it →Waist-to-height
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Add your waist size to see this. A common guide is keeping your waist under half your height.
How to measure →