Fitness & Performance Calculators
Calculators for training and performance — running pace, heart rate zones, one-rep max, and bowling handicap.
Part of Fitness.
Calculators
- VDOT Running CalculatorCalculate your VDOT running fitness score from a recent race result, using the Jack Daniels formula.
- Bowling Handicap CalculatorCalculate your bowling handicap from your average, basis score, and league percentage.
- Productivity CalculatorCalculate labor productivity — output per hour worked — and efficiency against a target.
- Running Record CalculatorCalculate reading accuracy, error rate, and self-correction rate from a running record.
- Therapy Productivity CalculatorCalculate your therapy productivity percentage — billable minutes over paid minutes.
- One Rep Max CalculatorEstimate your one-rep max (1RM) from a submaximal set, using the Epley formula.
- Running Pace CalculatorCalculate your running pace per mile.
- Target Heart Rate CalculatorCalculate your target heart rate training zone from your age.
Guides
Last updated 7/12/2026