Fitness Calculators
Body composition and training.
Fitness
Body Fat Calculator
Estimate body fat percentage and lean mass with the US Navy circumference method.
Calculate FitnessRunning Pace Calculator
Convert distance and time into pace per kilometer or mile, and predict your 5K, 10K, half and full marathon times.
Calculate FitnessOne Rep Max Calculator
Estimate your one-rep max from any set using four published formulas, with a percentage chart for programming your training.
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