Health Metric
Body Surface Area Calculator
Estimate your body surface area (BSA) using your height and weight.
Calculate Body Surface Area
BSA is commonly used in medicine and health calculations.
Height
Weight
Your result will appear here after calculation.
What Is Body Surface Area?
Body Surface Area (BSA) is a measurement of the total surface of the human body. It is often used in medicine, health assessments, and some dosing calculations.
How This BSA Calculator Works
This calculator uses the Mosteller formula, one of the most common ways to estimate body surface area from height and weight.
FAQ
What is BSA used for?
BSA is often used in medical settings, including medication dosing and other health-related calculations.
Is BSA the same as BMI?
No. BMI measures body weight relative to height, while BSA estimates the total body surface area.
Is the BSA result exact?
It is an estimate based on a formula, but it is widely used and useful in practice.