Calculate Lean Body Mass (LBM) and Fat-Free Mass Index (FFMI) using the Boer clinical equation.
Body Surface Area (BSA)
Body Surface Area (BSA) is a verified health & fitness calculation tool on Calcify. Calculate clinical Body Surface Area (BSA in m²) using Mosteller and Du Bois & Du Bois formulas. All calculations execute locally in your browser with multi-currency support, visual breakdowns, and white-label client exports.
Input Parameters
#128 / 218Du Bois & Du Bois BSA: 1.83 m²
Mosteller BSA (m²) = √[ (Height_cm × Weight_kg) / 3600 ]; Du Bois = 0.007184 × W^0.425 × H^0.725
Example Calculation & Assumptions
Example Inputs: Body Weight (kg): 70 kg · Height (cm): 172 cm
Example Output: Body Surface Area (Mosteller BSA): 1.83 m² (Du Bois & Du Bois BSA: 1.83 m²)
- Used in physiology and clinical pharmacology to index cardiac output and metabolic dosing.
Frequently Asked Questions
How does the Body Surface Area (BSA) on Calcify calculate results?
The Body Surface Area (BSA) on Calcify applies the verified mathematical formula: Mosteller BSA (m²) = √[ (Height_cm × Weight_kg) / 3600 ]; Du Bois = 0.007184 × W^0.425 × H^0.725. Every input is validated in real time with multi-currency formatting to ensure zero rounding or division errors.
What key assumptions are used in the Body Surface Area (BSA)?
Used in physiology and clinical pharmacology to index cardiac output and metabolic dosing.
Can I export or share the Body Surface Area (BSA) report with my own company branding?
Yes. On Calcify, you can click the Share button to share via native mobile/desktop share sheets, or click "Export Report" -> "Export with My Branding" to upload your logo, add company details, and download a custom PDF, PNG, or CSV report powered by Calcify.
Related Health & Fitness Calculators
Estimate theoretical Blood Alcohol Concentration (BAC %) using the Widmark pharmacokinetic equation.
Calculate Body Mass Index (BMI), WHO classification, Ponderal Index, and healthy weight range.
Calculate Total Daily Energy Expenditure (TDEE) and target calories for fat loss, maintenance, or muscle gain.