Health & Fitness
Body Age Calculator
Estimate your body age using basic health markers.
Formulas and edge cases are reviewed against authoritative references before publication. For methodology, editorial standards, or corrections, use the links below.
Frequently asked questions
What is body age?
Body age is an estimate of how your body compares to typical ages.
Is this clinically accurate?
No. It is a simplified estimate for general insight only.
How can I improve body age?
Healthy weight, regular activity, and sleep can help improve it.
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About this tool
This Body Age Calculator turns your inputs into practical results. Provide Age, Weight, and Height to calculate Body age and BMI.
Adjust values to compare scenarios and see how sensitive the result is. The calculation uses the numbers as entered, so double-check units and expect small differences from rounding in the displayed totals.