❤️ Health & Fitness Calculators

Free health and fitness calculators for BMI, calories, BMR, body fat, ideal weight, due date, and more.

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All Health & Fitness Calculators

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Body Measurements

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Nutrition & Fitness

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Pregnancy

About Health & Fitness Calculators

Our health and fitness calculators use scientifically validated formulas to help you track and understand your body metrics. From BMI and calorie needs to body fat percentage, these tools provide accurate estimates to support your health journey.

Body Composition Tools

Calculate your Body Mass Index (BMI), Basal Metabolic Rate (BMR) using the Mifflin-St Jeor equation, and body fat percentage using the US Navy method. These metrics help you understand your current health status.

Nutrition and Activity Planning

Our calorie calculator estimates your daily energy needs based on activity level, helping with weight management goals. The pace calculator helps runners plan training and race times.

Pregnancy Planning

The due date calculator helps expecting parents estimate their baby's arrival date based on the last menstrual period.

Note: These calculators provide estimates for informational purposes only and are not a substitute for professional medical advice. Consult a healthcare provider for personalized guidance.