Health & Fitness Tools

Free health & fitness calculators: BMI, calorie needs, ideal weight, pregnancy due date and age calculator. Instant, science-based results.

BMI Calculator

Calculate your Body Mass Index (BMI) instantly and see your weight category.

Calculate your exact age in years, months, days, hours and minutes.

Estimate your baby's due date based on your last menstrual period.

Calculate your daily calorie needs (TDEE) and basal metabolic rate (BMR).

Find your ideal body weight range based on height, age and gender.