BMR Calculator

Basal Metabolic Rate (BMR) Calculator estimates your basal metabolic rate—the amount of energy expended while at rest in a neutrally temperate environment, and in a post-absorptive state (meaning that the digestive system is inactive, which requires about 12 hours of fasting). US Units. Metric Units.

Weight Enter your Weight
Height Enter your Height
Age Enter your Age
Your BMR is the amount of calories you burn in one day if you were to lay in bed and not do anything.

Your BMR is:

0 Calories

Aim for 500 calories under your BMR and you should lose more than one pound a week.