Body Fat Calculator

What it does

BMI treats muscle and fat the same. That's why Tom Brady is "overweight" and The Rock is "obese" according to BMI. Body Fat Calculator uses the science-backed U.S. Navy circumference method to give you a more accurate picture of your body composition. 🔒 Privacy-first: All calculations happen in your browser (zero data collection) ⚡ Instant: No signup, no payment, no waiting 📚 Educational: Explains what your body fat % means for your health 📱 Works everywhere: Mobile, tablet, desktop

Calculate your body fat percentage with our free calculator using the validated U.S. Navy method. Instant results for men and women, no account needed.

Calculate your body fat percentage accurately using the U.S. Navy method. Get instant results with our free, science-based calculator. For informational purposes only. Consult a healthcare professional for medical advice. i Measure in the morning before eating for best accuracy. Use a flexible tape measure. Reference ranges based on American Council on Exercise (ACE) classifications, the most widely cited standard for body fat assessment worldwide. Source: American Council on Exercise (ACE). Ranges are approximate. Consult a healthcare professional for personalized assessment. Body fat percentage is the proportion of your total body mass that is fat tissue, expressed as a percentage. It…from bodyfatcalc.org

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