Fitness Calculators
Health and fitness calculations
BMI Calculator
Calculate your Body Mass Index (BMI) to assess weight category and potential health risks. Provides classification from underweight to obese based on height and weight.
BMR Calculator
Calculate your Basal Metabolic Rate (BMR) - the calories your body needs at complete rest. Accounts for age, gender, weight, and height using multiple formulas.
Body Fat Calculator
Estimate body fat percentage using various methods like Navy, Jackson-Pollock, and BIA. More accurate than BMI for assessing body composition and fitness levels.
Heart Rate Calculator
Calculate target heart rate zones for different exercise intensities. Determines maximum heart rate and optimal training ranges for cardio fitness and fat burning.
Macronutrient Calculator
Determine optimal macronutrient distribution (proteins, carbohydrates, fats) based on your goals. Supports weight loss, muscle gain, and maintenance diet plans.
One Rep Max Calculator
Calculate your one repetition maximum for weightlifting exercises using various formulas. Estimates your max strength without performing potentially risky max lifts.
TDEE Calculator
Calculate your Total Daily Energy Expenditure (TDEE) based on activity level and BMR. Estimates total calories burned per day to support weight management goals.