BiteCheck Tools
Fitness & Health Calculators
Free, fast online calculators for precise BMI, calorie, body composition, and macro estimates.
BMI Calculator
Find your body mass index and see which WHO category you fall into.
Calorie Calculator
Estimate BMR, maintenance calories, and weight change targets using Mifflin–St Jeor.
Body Fat Calculator
Measure estimated body fat % plus lean/fat mass via the U.S. Navy method.
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