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BMI & Body Fat Calculator
Calculate your Body Mass Index and estimate body fat percentage using the official U.S. Navy circumference formula. Supports Metric (cm/kg) and Imperial (in/lbs) units.
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BMI & Body Fat Calculator
Calculate BMI and estimate body fat percentage using the U.S. Navy circumference method
BMI Score
22.9
Normal 1218.5253040
Body Fat
10.6%
Athlete Lean MassFat Mass
Lean: 62.6 Fat: 7.4
Height
1.75 m
Weight
70 kg
Ideal Weight Range
57 – 76 kg
Body Category
Athlete
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U.S. Navy Circumference Method — Body fat estimated from neck, waist circumference measurements. For males: 495 / (1.0324 - 0.19077 × log(waist − neck) + 0.15456 × log(height)) − 450