⚡ Free online tool

Body Surface Area Calculator

Estimate body surface area from height and weight using the Mosteller formula. Get an instant result without sign-up.

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About the Body Surface Area Calculator

Estimate body surface area from height and weight using the Mosteller formula. This Caluler tool is designed for quick, transparent calculations with clearly labeled inputs.

How to use

  1. Enter the values requested above.
  2. Check the units and assumptions.
  3. Click Calculate to see your result instantly.

Formula & assumptions

Mosteller: BSA = √(height(cm) × weight(kg) / 3600).

Who can use this calculator?

This free online calculator is useful for students, professionals, businesses, creators and everyday users who need a quick answer. Results depend on the information entered and the assumptions described above.

Keywords

BSA calculator, body surface area calculator, Mosteller BSA, medical BSA formula

Important note

This tool provides estimates or mathematical results for general informational purposes. For financial, health, legal or other high-stakes decisions, verify the result with a qualified professional or authoritative source.