Waist-to-Height Ratio Calculator
Waist-to-Height Ratio (WHtR)
Divide waist by height to assess visceral fat and metabolic risk — more sensitive than BMI
Body Composition
Measure at navel level
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StartAbout Waist-to-Height Ratio
Waist-to-Height Ratio (WHtR) = waist ÷ height. It gauges central obesity and visceral fat, reflecting cardiovascular and metabolic risk better than BMI, and works across ages and sexes.
Formulawaist ÷ height
Standards
Low<0.4Healthy0.4-0.5Increased Risk0.5-0.6High Risk≥0.6
- Goal: keep your waist under half your height (ratio < 0.5).
- Measure the waist at its narrowest point around the navel and height barefoot; use the same unit for both (metric or imperial gives the same ratio).
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About this tool
What is Waist-to-Height Ratio Calculator?
Your waist circumference divided by your height.
What is it for?
Reflects abdominal and visceral fat to predict cardiovascular and metabolic risk. Works across age and sex, and is more sensitive than BMI.
How to read your result
<0.5 healthy, 0.5–0.6 increased risk, ≥0.6 high risk. Rule of thumb: keep your waist under half your height.