Health Calculators (Page 4)

BMI, calories, ideal weight and other health metric tools.

Enter sex, age, height, weight and activity to estimate BMR, maintenance calories and weight-loss/gain targets.

Enter sex, age, height and weight to estimate body fat % with the Deurenberg (BMI-based) formula.

Enter sex and height to estimate ideal weight (kg) with the Devine formula and a healthy BMI range.

Enter sex, height and weight to estimate lean body mass (LBM) and fat mass (kg) with the Boer formula.

Enter height, neck, waist (and hip for women) to estimate body fat % with the U.S. Army tape method.

Enter height to get the healthy weight range (kg) from BMI 18.5-24.9.

Enter weight lifted and reps to estimate your one-rep max (1RM) with the Epley formula.

Pick an activity, enter duration and weight to estimate calories burned (kcal) with the MET method.

Enter age to compute max heart rate and the 50-85% target heart rate zone (bpm).

Enter pre-pregnancy weight, height and current week to estimate the recommended total and current-week weight gain (kg).

Enter the first day of last menstrual period (LMP) and cycle length to estimate the conception date and due date (Naegele's rule).

Enter the first day of last menstrual period and cycle length to estimate the ovulation day and fertile window.