Yourbasal metabolic rateis the amount of energy (in calories) your body needs to function at rest. TheHarris-Benedict formulais used to estimate the basal metabolic rate. There is one formula for adult males and another for adult females. In these formulaswis your body weight in pounds,his your height in inches,ais your age in years,M=M(w,h,a)is the basal metabolicrate for adult males, andF=F(w,h,a)is the basal metabolic rate for adult females: