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Waist-to-Hip Ratio Calculator

Calculate your waist-to-hip ratio and assess health risk based on your measurements and gender. Health data never leaves your device — every calculation runs locally in your browser.

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How to Use the Waist-to-Hip Ratio Calculator

1. Fill the inputs

Enter waist and hip plus gender.

2. Read the ratio and risk band

Press Calculate WHR for the ratio with its band.

3. Compare scenarios

Re-run with last month's figures for a reality check against this month's plan.

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Frequently Asked Questions

How is waist-to-hip ratio calculated?

WHR = waist circumference / hip circumference. Measure waist at the narrowest point (above belly button) and hips at the widest point (around buttocks).

What do the risk categories mean?

Men: low risk (<0.90), moderate (0.90-0.99), high (1.00+). Women: low risk (<0.80), moderate (0.80-0.84), high (0.85+). Higher WHR indicates greater cardiovascular and diabetes risk.

How does this compare to BMI?

WHR measures fat distribution (apple vs pear shape) while BMI measures overall weight relative to height — clinicians often use them together for cardiovascular risk context. Defaults (80 cm waist, 95 cm hips = 0.84) read low risk for men and moderate for women.

Should I use cm or inches?

The ratio is the same regardless of unit. Use whichever measuring tape you have — the WHR value is unit-agnostic.

When using Waist-to-Hip Ratio Calculator, is my data stored?

No. All calculations run locally in your browser. No measurement data is transmitted.

Last updated October 2026