❤️ Health & Fitness Calculators
BMI, calorie, macro, body fat, and wellness calculators to track your health goals.
Body Mass Index (BMI) Calculator
Calculate your Body Mass Index (BMI) to assess whether your weight falls within a healthy range based on your height and weight.
Calculate →Daily Calorie Needs Calculator
Estimate your daily calorie needs using the Mifflin-St Jeor equation. Find your BMR, maintenance calories, and targets for weight loss or gain.
Calculate →Body Fat Percentage Calculator (Navy Method)
Calculate your body fat percentage using the U.S. Navy method. Enter your measurements to estimate body fat, lean mass, fat mass, and body fat category.
Calculate →Pregnancy Due Date Calculator
Calculate your estimated due date based on your last menstrual period using Naegele's rule. See how many weeks pregnant you are, your current trimester, and days remaining until delivery.
Calculate →Total Daily Energy Expenditure (TDEE) Calculator
Calculate your Total Daily Energy Expenditure (TDEE) and Basal Metabolic Rate (BMR) using the Mifflin-St Jeor equation. Find out how many calories you burn per day.
Calculate →Macronutrient Calculator
Calculate your ideal daily macronutrient breakdown for protein, carbs, and fat based on your calorie target and fitness goals.
Calculate →Daily Water Intake Calculator
Calculate how much water you should drink per day based on your body weight, activity level, climate, and exercise habits.
Calculate →Heart Rate Zone Calculator
Calculate your target heart rate zones for exercise based on your age. Supports both standard and Karvonen methods for personalized training zones.
Calculate →Ideal Body Weight Calculator
Calculate your ideal body weight using four evidence-based formulas: Devine, Robinson, Miller, and Hamwi. Includes healthy BMI weight range.
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