BMI Calculator

Body mass index from weight (kg) and height (cm).

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BMI Calculator

About This Tool

Calculate body mass index from weight in kilograms and height in centimetres. It runs in your browser, so nothing you enter is uploaded.

How to use it

  1. Enter the numbers in the boxes.
  2. The result appears instantly below.
  3. Change a value to compare scenarios.

Questions about this tool

Is BMI a diagnosis?

No. It is a general screening number; talk to a doctor about your health.

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