Health & Fitness

Calculate Body Mass Index from weight and height, with a category (underweight, normal, overweight, obese) using metric (kg/cm) or imperial (lbs/inches) units. Processed in memory and never stored.

Estimate daily calorie needs (BMR and TDEE) from age, sex, weight, height, and activity level using the Mifflin-St Jeor equation, plus calorie targets for weight loss and gain. Processed in memory and never stored. This is an estimate, not medical advice.

Estimate a pregnancy due date and conception date from the first day of the last menstrual period (Naegele's rule), plus today's gestational age and trimester. Processed in memory and never stored. This is an estimate, not medical advice.

Estimate body fat percentage from height, neck, waist, and (for women) hip measurements using the U.S. Navy tape method. Processed in memory and never stored. This is an estimate, not medical advice.