Body Surface Area Calculator

Calculate body surface area using height and weight.

Body Surface Area

Info only. Not medical advice.

Frequently Asked Questions About Body Surface Area

Body surface area is often used to normalize clinical values and guide certain medication dosages.
No. BMI estimates body fat relative to height and weight, while BSA estimates total surface area.
BSA formulas provide a good approximation, but clinicians may use additional context for decisions.
Learn more about Body Surface Area

About Body Surface Area

Body surface area (BSA) estimates the total area of your body. It is commonly used in clinical settings for medication dosing and physiological comparisons.

This calculator uses a standard formula based on height and weight. It is an estimate, so clinicians may use additional factors for medical decisions.

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