Health Calculators

BMI, calories, fitness, and wellness calculators for a healthier lifestyle.

Calculate Body Mass Index and weight category from height and weight.

Estimate daily calorie needs based on age, weight, and activity.

Estimate body fat percentage using the US Navy method.

Calculate basal metabolic rate calories burned at rest.

Find ideal body weight range using multiple medical formulas.

Convert running pace, speed, distance, and time for workouts.

Calculate body fat per US Army standards with tape measurements.

Estimate lean body mass from weight and body fat percentage.

Determine healthy weight range for your height and frame.

Estimate calories burned during exercise by activity and duration.

Estimate your one-rep max strength from submaximal lifts.

Find target heart rate zones for cardio training intensity.