This part of TDEE is also known as resting metabolic rate (RMR) or basal metabolic rate (BMR). To make matters even more complicated, the terms RMR and BMR are often used interchangeably.

BMR is one of many factors in the total number of calories you burn in a given day, also called your total daily energy expenditure (TDEE). Your base metabolism accounts for roughly 60 to 75 ...