Health & Fitness

Simple wellness calculators for BMI, calories, body measurements and fitness planning.

Calculate body mass index from height and weight and view a standard adult BMI category.

Estimate daily calorie needs using age, sex, height, weight and activity level.

Estimate body fat percentage with a simple circumference-based method for adults.

Estimate basal metabolic rate, the approximate energy your body uses at rest.

Compare several common height-based ideal-weight formulas for adults.

Calculate running pace, speed or finish time from distance and duration.

Estimate your one-repetition maximum from a submaximal lift and reps performed.

Get a general daily water-intake estimate based on body weight and activity.