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Body-Fat (US Navy) Calculator

How to use

Estimate body fat percentage using body measurements.

Inputs

Weight
Neck circumference
Height

Output: Estimated body fat percentage.

Tip: Measure consistently under similar conditions.

Gender

MaleFemale

Weight (kg)

Height (cm)

Waist (cm) Measured at navel level

Neck (cm) Below larynx

Example

Sample inputs

Weight
Neck circumference
Height

Expected result: Estimated body fat percentage.

FAQ

Best for: Estimate body fat percentage using body measurements.
Inputs to prepare: Weight · Neck circumference · Height
How to read the result: Estimated body fat percentage. Measure consistently under similar conditions.

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