BMI Calculator

Body mass index from height and weight, with the healthy range for your height.

a rough screen, not a diagnosis, and it takes no account of muscle

Good to know

How do I use the calculator?

Fill in the labelled fields and choose the units or options shown. The result updates when you change a value. The starting numbers are an example; replace them with your own.

How do I save the result?

Use Copy result to paste it into another app, or Download text to save a copy. Check your inputs and selected units before saving.

How should I read the result?

This is an estimate based on the values and formula used by the tool. The units are shown with the inputs or result.