Waist to Hip Ratio Calculator
Calculate your waist to hip ratio and health risk category from your measurements, using WHO thresholds. Runs in your browser.
- Runs in your browser
- Nothing uploaded
- Free, no sign-up
Measure your waist to hip ratio, a simple indicator of how body fat is distributed, and see your health risk category using World Health Organization thresholds. Runs in your browser.
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Measure your waist at the narrowest point and your hips at the widest, keeping the tape level. A higher ratio means more fat around the middle, which is linked to greater health risk. This is a screening guide, not a diagnosis.
How to Use Waist to Hip Ratio Calculator
- Measure your waist and hips. Measure your waist at the narrowest point and your hips at the widest, keeping the tape level.
- Enter the numbers. Type both measurements in the same unit and choose your sex.
- Read your ratio. See your waist to hip ratio and which risk category it falls into.
- Check the thresholds. The table shows the low, moderate and high ranges for your sex.
Frequently Asked Questions
How is the ratio calculated?
It divides your waist measurement by your hip measurement. Because it is a ratio, the unit does not matter as long as both use the same one.
What is a healthy ratio?
The World Health Organization considers below 0.90 low risk for men and below 0.80 for women. Higher ratios indicate more fat around the middle and greater risk.
Why does waist fat matter?
Fat stored around the abdomen is linked more strongly to heart disease and type 2 diabetes than fat on the hips and thighs.
What do apple and pear shapes mean?
An apple shape carries more weight around the middle, a pear shape more around the hips. Apple shapes tend to have higher health risk.
Is this a diagnosis?
No. It is a simple screening indicator. For a full picture, combine it with other measures and speak to a healthcare provider.
Is my data private?
Yes. The calculation runs in your browser and nothing is uploaded.
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