Health tools
Calculators and tools for wellness, fitness, and health tracking.
9 tools
BMI CalculatorWork out your BMI and see where it falls in the healthy range.Body Fat Calculator (U.S. Navy Method)Estimate your body fat percentage with a tape measure — the U.S. Navy formula from height, neck, waist and (for women) hip.Calorie CalculatorEstimate how many calories you burn per day — BMR and maintenance calories with the Mifflin–St Jeor equation.Calories Burned Walking CalculatorEstimate how many calories you burn walking from your weight, walking speed and time.Heart Rate Zone CalculatorEstimate your maximum heart rate and get five training zones in beats per minute – by % of max, Karvonen or the Olympiatoppen scale.Running Pace CalculatorCalculate your running pace per km and per mile, and your speed, from distance and finish time.Sleep CalculatorFind the best time to go to bed or wake up so you finish whole 90-minute sleep cycles.Waist-to-Hip Ratio CalculatorDivide your waist by your hips and compare the ratio with the WHO cut-offs of 0.90 for men and 0.85 for women.Workout GeneratorA random bodyweight workout with no equipment — full body, upper body, legs, core or cardio — with reps, rounds and rest for your level.