Fitness Calculators
Local fitness estimates for body measurements, energy needs, exercise, and performance.
Browse Fitness Calculators
BMI CalculatorCalculate adult body mass index from metric or imperial height and weight measurements.Calorie CalculatorEstimate daily calorie needs from age, measurements, activity, and goals.Body Fat CalculatorEstimate body-fat percentage using circumference measurements.BMR CalculatorEstimate basal metabolic rate with the Mifflin–St Jeor equation.Ideal Weight CalculatorCalculate a historical reference-weight estimate from height.Pace CalculatorCalculate average exercise pace and speed from distance and time.Army Body Fat CalculatorEstimate U.S. Army one-site circumference body fat for men and women.Lean Body Mass CalculatorEstimate lean body mass using the Boer equations.Healthy Weight CalculatorFind the adult weight range corresponding to BMI 18.5–24.9.Calories Burned CalculatorEstimate activity energy use from MET, body weight, and duration.One Rep Max CalculatorEstimate a one-repetition maximum from a submaximal set.Target Heart Rate CalculatorEstimate an exercise heart-rate range from age and resting pulse.