Calculate BMI, BMR, age, and other health-related metrics instantly. Track your health with accurate, easy-to-use calculators.
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Calculate your next period date, ovulation day, fertile window, and track your menstrual cycle. Estimate total lifetime periods with clinically accurate calculations.
Calculate your Body Mass Index (BMI) instantly and understand your weight category. Get personalized health insights based on your height and weight with support for both metric and imperial units.
Calculate your pregnancy due date, current week, trimester, and baby development milestones. Get personalized pregnancy timeline with week-by-week guidance and beautiful visualizations.
Calculate your brain age based on cognitive function, lifestyle factors, and health indicators. Discover if your brain is younger or older than your actual age and get personalized recommendations.
Calculate your exact age in years, months, days, hours, and minutes. Find out how many days until your next birthday with instant results.
Calculate your Basal Metabolic Rate (BMR) - the number of calories your body burns at rest. Uses the Mifflin-St Jeor equation for accurate results.
Calculate your Body Mass Index (BMI) instantly and understand your weight category. Get personalized health insights based on your height and weight with support for both metric and imperial units.
Calculate your daily calorie needs based on your age, gender, weight, height, and activity level. Get personalized recommendations for weight loss, maintenance, or gain.
Calculate your body fat percentage using the U.S. Navy method based on gender, age, height, and body measurements.