Fitness and Health Calculators
Maintenance Calories Calculator
Estimate maintenance calories from body size, sex, age, and activity level, with a practical day-to-day maintenance range.
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2,693
Estimated maintenance calories
1,738
BMR
Moderately active (3-5 days/week)
Activity profile
2,558-2,828
Typical maintenance range
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BMR Calculator
Estimate basal metabolic rate from age, sex, height, and weight with Mifflin-St Jeor, Harris-Benedict, and optional Katch-McArdle output.