What this tool is for
Body Surface Area Calculator is built for wellness estimation inside health calculators when you need to estimates body surface area from height and weight. It focuses on body surface area instead of making you adapt a broad calculator to a narrow task.
When to use it
Use it when height and weight are already known and you want a fast estimate before comparing options, checking a worksheet, or copying the result into another workflow.
Inputs
- Height describes the size or distance used in the calculation. Use cm for this field.
- Weight is one of the direct inputs used to calculate body surface area. Use kg for this field.
Formula
BSA = sqrt(height cm x weight kg / 3600)
Example
175 cm and 70 kg gives about 1.84 m2.
What the result means
The result labeled "Body Surface Area" is the direct output of BSA = sqrt(height cm x weight kg / 3600). In the worked example, 175 cm and 70 kg gives about 1.84 m2.
Before you rely on the result
This is a general wellness estimate, not medical advice, diagnosis, or a treatment recommendation.