BMR Calculator

Free Health Calculator

BMR Calculator

Use this BMR calculator to estimate how many calories your body burns at rest. You can also see your estimated daily calorie needs based on your activity level.

Sex

Age

Activity Level

Height

Weight

Your Estimated BMR

— calories/day at rest

Daily calorie estimate —

Formula used Mifflin-St Jeor

Estimated Calories by Activity Level

Activity Level	Calories/day
Sedentary	—
Light activity	—
Moderate activity	—
Active	—
Very active	—

Note: BMR is an estimate of calories burned at rest. Your real calorie needs may vary based on body composition, hormones, health conditions, medication, sleep, dieting history, and daily movement. This tool is for educational use only.