Body Surface Area Calculator

Enter your details below and get instant results

Enter the weight (kg) to calculate
Enter the height (cm) to calculate

Body Surface Area Calculator

Body Surface Area (BSA) is used in medical contexts for drug dosing and assessment. Uses the Mosteller formula.

How to Use

  • Enter your weight
  • Enter your height
  • Click Calculate to see your BSA
Health 2 views Updated: Jul 2026

Formula

BSA = sqrt((W x H) / 3600) [Mosteller]

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