Free Health & Fitness Calculators
Access our comprehensive suite of evidence-based health calculators. Get instant results, personalized insights, and track your progress over time.
Popular Calculators
Most used health assessment tools
Body Composition
BMI Calculator
Calculate your Body Mass Index and get health insights based on your height and weight.
Nutrition
Calorie Calculator
Find out how many calories you need daily based on your goals and activity level.
Body Composition
Body Fat Calculator
Estimate your body fat percentage using simple body measurements.
Nutrition
Macro Calculator
Calculate your daily protein, carbs, and fat requirements for your goals.
Weight Management
Weight Loss Calculator
Plan your weight loss journey with realistic timelines and calorie targets.
All Health Calculators
Complete collection of health assessment tools
Body Composition
Popular
BMI Calculator
Calculate your Body Mass Index and get health insights based on your height and weight.
Popular
Body Fat Calculator
Estimate your body fat percentage using simple body measurements.
Nutrition
Popular
Calorie Calculator
Find out how many calories you need daily based on your goals and activity level.
Popular
Macro Calculator
Calculate your daily protein, carbs, and fat requirements for your goals.
Weight Management
Popular
Weight Loss Calculator
Plan your weight loss journey with realistic timelines and calorie targets.
Ideal Weight Calculator
Calculate your ideal weight using multiple scientific formulas with body frame adjustments.
Cardiovascular
Heart Rate Calculator
Find your target heart rate zones for optimal training and cardiovascular health.
Blood Pressure Calculator
Analyze blood pressure readings and assess cardiovascular health risks.
Pregnancy & Family
Pregnancy Calculator
Complete pregnancy tracking: due date, weekly progress, weight gain & baby growth.
Wellness
Sleep Calculator
Optimize sleep cycles, calculate sleep debt, and improve wake-up times.
Water Intake Calculator
Optimize hydration with personalized water intake recommendations.
Track Your Health Journey
Use multiple calculators to get a comprehensive view of your health. Our smart dashboard combines all your results into personalized insights.