Free longevity calculators

Check your biological age, VO2 max, strength and balance against published norms for your age and sex. No sign-up, and nothing you type leaves your browser.

• VO2 max calculatorSee where your VO2 max ranks for your age and sex, your cardio fitness age, and an estimate from a race time or your resting heart rate.
• Sit-to-rise testScore the sitting-rising test, see how it compares for your age and sex, and what the research says about low scores.
• Push-up testCount your push-ups in one go and see your percentile, rating and strength age for your age and sex.
• Grip strength calculatorCompare your grip strength with norms from 12 British studies for your age and sex.
• Resting heart rate calculatorSee how your resting heart rate compares with US national data for your age and sex.
• Waist-to-height ratio calculatorWork out your waist-to-height ratio, the measure that predicts heart and metabolic risk better than BMI, and your target waist.
• Zone 2 heart rate calculatorFind your zone 2 heart rate range from your age or your measured max heart rate.
• 10-second balance testTake the one-leg balance test and see how many people your age can pass it, and what failing it predicts.