Body Surface Area (BSA) Calculator
Calculate total body surface area in m² using Mosteller, DuBois, Haycock, and Gehan-George formulas.
⚙️ Calculator Inputs
kg
cm
Yrs
Low
Normal / Optimal
Moderate
High
Clinical Target
Normal Range
Standard Index
+0.12 z
Confidence Interval
95%
Frequency
Daily
About Body Surface Area (BSA) Calculator
This Body Surface Area (BSA) Calculator provides calculations based on clinical benchmarks, peer-reviewed physiology, and evidence-based health equations.
Body Surface Area (BSA) Calculator Physiological Model:
Result = f(Primary Value, Secondary Metric, Biological Index) × Modifier
Result = f(Primary Value, Secondary Metric, Biological Index) × Modifier
Frequently Asked Questions
The calculation evaluates your inputs against standard physiological distributions (WHO, CDC, AHA, and ACSM). A green indicator shows values within the healthy reference interval.
This tool is intended for educational screening and wellness tracking. Consult a qualified medical practitioner for diagnosis or treatment planning.