Fitness & Health Calculators

Calculate your Body Mass Index and find out if you're in a healthy weight range.

Calculate your daily calorie needs (TDEE) based on age, weight, height, and activity level.

Estimate your body fat percentage using the US Navy method with tape measurements.

Calculate your Basal Metabolic Rate — the calories your body burns at rest.

Find your ideal body weight range based on height and sex using four medical formulas.

Calculate your due date, pregnancy week, and trimester from your last menstrual period.

Calculate running pace, speed, and finish time for any race distance.

Calculate your optimal protein, carb, and fat macros for your fitness goal.