Composition Tool
Body Fat Calculator: Understanding Your Result
The U.S. Navy circumference method made accessible to everyone.
Measure your fat mass, lean mass, and ideal fat category.
The U.S. Navy circumference method made accessible to everyone.
Measure your fat mass, lean mass, and ideal fat category.
• Neck: Measure below the Adam's apple.
• Waist: Men at the navel; Women at the narrowest point.
• Hips (Women): Measure at the widest circumference of the buttocks.
Keep the tape snug against the skin without compressing soft tissue.
Input your tape measurements to reveal your exact body fat percentage.
Educational tool only. Does not replace individualized clinical diagnosis.