Skip to the tool

🧍 Body Surface Area Calculator

🧍 Body Surface Area Calculator

Estimate body surface area with Mosteller, Du Bois and Haycock formulae from height and weight. Used for some drug doses and cardiac index. Educational only — never override a prescribed dose.

More in Health & Fitness

🏋️ Body Fat Calculator Estimate your body fat percentage using the U.S. Navy method and understand your fitness level.
Lean Body Mass Calculator Estimate your lean body mass using multiple formulas and get detailed body composition analysis.
⚕️ BMI Calculator Calculate your Body Mass Index (BMI) with accurate WHO classification. BMI is a simple screening tool for weight…
💧 IV Drip Rate & Infusion Calculator mL/h ⇄ drops/min for any giving set, weight-based dose rates from the concentration in the bag, and time-to-empty with…
🥩 Daily Protein Intake Estimate a daily protein target from body weight and how hard you train. Sedentary adults often sit near 0.8 g/kg…
👁️ 20-20-20 Eye Rest Timer Optometrists’ rule for screen strain: every 20 minutes, look at something 6 metres (20 feet) away for 20 seconds. This…
🧂 Anion Gap & Corrected Electrolytes Anion gap with albumin correction and delta ratio, corrected sodium for hyperglycaemia, corrected calcium for albumin…
👶 APGAR Score Calculator The five components at 1, 5 and 10 minutes with the trend across all three, the resuscitation bands, and the caveats…

All 48 tools in Health & Fitness →