Body Surface Area Calculator: Precision Health Metrics at Your Fingertips

Calculate Your BSA

Enter your height and weight to get an accurate Body Surface Area measurement.

Enter your height in centimeters or inches.
Enter your weight in kilograms or pounds.

Your BSA Results

Understanding Body Surface Area (BSA): A Key Health Metric

Body Surface Area (BSA) is a crucial measurement in modern medicine, providing insights into various aspects of human health and physiology. This calculated value represents the total surface area of the human body, serving as a fundamental parameter in numerous medical applications.

Why BSA Matters in Healthcare

BSA plays a pivotal role in several medical contexts:

  • Personalized Medicine: BSA is essential for tailoring drug dosages to individual patients, ensuring optimal therapeutic effects while minimizing side effects.
  • Fluid Management: In critical care settings, BSA helps determine appropriate fluid requirements, crucial for maintaining proper hydration and electrolyte balance.
  • Metabolic Assessment: BSA correlates with metabolic rates, aiding in nutritional planning and metabolic disorder evaluations.
  • Cardiac Function Analysis: Cardiologists use BSA to normalize heart-related measurements, providing more accurate assessments of cardiac health.

Choosing the Right BSA Formula

Our calculator offers three widely-recognized formulas, each with unique strengths:

  • Du Bois and Du Bois: The gold standard in clinical practice, offering reliable results for most adults.
  • Mosteller: A simplified equation that balances ease of calculation with accuracy, suitable for quick estimations.
  • Haycock: Particularly accurate for children and individuals with higher body mass, addressing limitations of other formulas.

Typically, adult BSA values range from 1.5 to 2.0 m², but individual results may vary based on factors like height, weight, age, and sex. Regular BSA calculations can provide valuable insights into your overall health and assist healthcare providers in delivering personalized care.