Free Biological Age Calculator — How Old Is Your Body Really?

Biological Age Calculator

Answer 8 questions to estimate your biological age based on validated longevity research. Takes 60 seconds.

Chronological Age

Biological Sex

BMI

Average Sleep (hours/night)

Exercise Days per Week

Smoking Status

Stress Level (1 = low, 10 = high)

Diet Quality

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Disclaimer: This calculator provides an estimate based on population-level research. It is not a medical diagnosis. Consult a healthcare professional for personalised advice.