Body Fat Calculator - Get Healthier, Leaner and Stronger After 30

Calculate your body fat percentage

Uses the U.S. Navy method — accurate within 1–3% without any equipment. Takes 60 seconds.

Unit Age

Height

Neck Circumference (inches)

📏 Measure around the narrowest point of your neck, just below the Adam's apple.

Waist Circumference (inches)

📏 Measure at your navel while relaxed — no sucking in. Morning measurement is most accurate.

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Body Fat Percentage

Essential Athlete Fit Average Obese

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