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Waist to Hip Ratio Calculator

Calculates waist-to-hip ratio and waist-to-height ratio and compares them against WHO health risk thresholds.

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Enter your figures and press Calculate.
In short Waist to Hip Ratio Calculator is a free online tool on inputtesthub.com that calculates waist-to-hip ratio and waist-to-height ratio and compares them against WHO health risk thresholds. It needs no account, no download and no payment, and there is no daily usage limit. Everything is processed inside your own browser, so the data you paste is never uploaded to a server.

How to use the Waist to Hip Ratio Calculator

  1. Enter your figures in the input fields.
  2. The result updates as you type, together with the full working.
  3. Check the breakdown table to see exactly how the number was reached.

About the Waist to Hip Ratio Calculator

The Waist to Hip Ratio Calculator calculates waist-to-hip ratio and waist-to-height ratio and compares them against WHO health risk thresholds. It runs as plain JavaScript inside the page, which means there is no upload step, no queue and no size limit imposed by a server — the only limit is your own device.

What people use it for

  • A better cardiovascular risk indicator than BMI alone.
  • Tracking fat distribution during a weight change.
  • Checking against the "waist under half your height" rule.

Details

WHO high risk, menWHR above 0.90
WHO high risk, womenWHR above 0.85
Waist-to-heightKeeping waist under half your height is a simple, well-supported target

Frequently asked questions

Is the Waist to Hip Ratio Calculator free, or is there a paid tier?
It is free, with no account, no trial and no daily cap. Every calculators tool on inputtesthub.com works the same way: open the page and use it.
Is what I paste into the Waist to Hip Ratio Calculator stored?
No. The Waist to Hip Ratio Calculator runs entirely in your browser using JavaScript. Because the work happens locally, the tool also keeps working if your connection drops, and closing the tab is all it takes to discard everything.
What is the Waist to Hip Ratio Calculator used for?
The most common reasons people reach for it: a better cardiovascular risk indicator than BMI alone. Tracking fat distribution during a weight change. Checking against the "waist under half your height" rule. It is built for exactly those cases rather than being a general-purpose tool with this bolted on.
Which values should I know?
WHO high risk, men is WHR above 0.90. WHO high risk, women is WHR above 0.85. Waist-to-height is Keeping waist under half your height is a simple, well-supported target. These are printed on the page itself, so you do not have to take them on trust.
Can I rely on this for exact work?
The calculation runs in double precision and the result is shown to ten significant figures, so converting a value and converting it back returns the original. What is displayed is rounded for readability; what is copied is not.

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