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Body Surface Area Calculator

Body surface area (BSA) is used in medicine to calculate drug doses and check heart function. The Mosteller formula estimates it from your height and weight in square metres.

\u2014Body surface area (m²)

How to use

  1. Enter your weight in kilograms and height in centimetres.
  2. Click Calculate to see your body surface area.
  3. BSA is mainly used by doctors — this is an estimate only.

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