BMI Calculator

Check your body mass index against WHO adult ranges.

Height
Weight

For adults aged 18 and over. Not suitable during pregnancy or for children. BMI does not measure body fat directly and may misclassify muscular people.

Your result will appear here.

Nothing you enter is saved or sent to our servers.

How this is calculated

Source: World Health Organization — BMI classification for adults.

This tool gives general estimates for education. It is not a diagnosis and does not replace advice from a qualified healthcare professional.

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