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Frequently asked questions
How accurate is the US Navy method?
It is a reasonably accurate estimate for most body types using simple tape measurements, though it can be less precise for very lean or very muscular individuals compared to methods like DEXA scans.
Where exactly should I measure?
Neck: just below the larynx. Waist: at the navel. Hip (women only): at the widest point of the hips.
Is my measurement data stored?
No, the calculation happens entirely in your browser and nothing is saved or transmitted.