BMI Calculator.

A little context.

BMI = weight in kg / height in metres squared. This adult screening estimate does not measure body fat and is unsuitable for children or pregnancy. It is not a diagnosis.

Try an example

How to use this tool

1. Enter weight (kg), height (cm) in the workspace above.
2. Select Run tool to process your input. Invalid values produce a message next to the form.
3. Copy the result or download it as a file. Reset example restores the original input.