Health & Fitness

Calculate your Body Surface Area using multiple formulas.

Calculate your Body Mass Index for a healthier life.

Assess your health risk based on your waist and hip measurements.

Welcome to the most accurate Lean Body Mass (LBM) Calculator. Whether you are a bodybuilder, an athlete, or just starting your fitness journey, knowing your body composition is crucial. Simply enter your age, gender, height, and weight to instantly estimate your lean body mass and your current body fat percentage.

Determine your body shape based on your bust, waist, and hip measurements.

Find your recommended weight based on your height.

Calculate your daily calorie needs for weight loss or gain.

Calculate the number of calories burned during various activities and exercises.

Calculate your Basal Metabolic Rate and daily calorie needs.

Calculate your optimal bedtimes and wake-up times based on sleep cycles.

Calculate your running pace, total time, or distance traveled.

Estimate your one rep max for strength training and powerlifting.