Body Surface Area Calculator

Body Surface Estimate

Body surface area estimates the outside surface area of the body from height and weight.

Formula: BSA = sqrt(height cm x weight kg / 3600).

Understanding Body Surface Area

1. What This Calculator Measures

Body surface area estimates the outside surface area of the body from height and weight.

2. How the Calculation Works

The calculator converts weight to kilograms and height to centimeters, then applies the Mosteller formula.

3. Formula or Rule Used

BSA = sqrt(height cm x weight kg / 3600).

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