What the tool does, how to run it, and what to expect from the result.
Waist-to-hip ratio = waist circumference ÷ hip circumference, in any unit as long as both match. The WHO treats above 0.90 in men and above 0.85 in women as substantially increased risk of metabolic complications. It reflects belly fat, which BMI does not see.
A quick way to understand who this helps, what it solves, and where it connects next.
Anyone tracking fitness or health numbers, plus students and clinicians double-checking a formula.
Using the waist to hip ratio calculator without installing anything or signing up.
Short answers for the questions people usually have before trying a utility like this.
WHO protocol: waist midway between the lowest rib and the top of the hip bone; hips around the widest part of the buttocks. Stand relaxed and breathe out.
It predicts heart disease risk at least as well, because it captures where fat sits. Using both gives a fuller picture.
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Enter your numbers and the result updates live in your browser. Nothing is uploaded and no server is used.
Calculations run locally in your browser. An estimate for general guidance, not medical advice.