Health & Fitness Calculators
Track health metrics and understand fitness goals with science-backed calculators. Popular tools include BMI Calculator, BMR Calculator, Body Fat Calculator, and more.
BMI Calculator
Calculate Body Mass Index, view weight category guidance, and compare healthy ranges to understand how your measurements relate to overall wellness goals.
BMR Calculator
Estimate your Basal Metabolic Rate to learn how many calories you burn at rest, guiding meal planning and fitness goals tailored to your metabolism.
Body Fat Calculator
Estimate body fat percentage using multiple measurement methods, then compare categories and trends to track progress toward your fitness and physique goals.
Calorie Calculator
Calculate daily calorie needs using age, gender, body metrics, and activity level, then tailor goals for weight loss, maintenance, or healthy muscle gain.
Heart Rate Zone Calculator
Estimate heart rate zones using the Karvonen and max heart rate methods so you can tailor workouts to fat burn, cardio endurance or max performance goals.
Macronutrient Split Planner
Convert daily calorie targets into protein, carb and fat goals using customizable percentages or body-weight guidelines for balanced nutrition planning.
TDEE Calculator
Calculate your Total Daily Energy Expenditure by combining BMR with activity level, workouts, and lifestyle factors to plan calorie targets for health goals.