BMRΒ (Basal Metabolic Rate), or basal metabolism, is the amount of energy (expressed in calories) your body needs to maintain basic functionsΒ at rest. These basic functions include breathing, circulation, cell production, nutrient processing, protein synthesis, and ion balance. In other words, it is the energy your body uses to function while you are in a state of rest and not actively engaged in any activity.
Calculating your BMR can help determine your dailyΒ caloric needs, especially if you want toΒ loseΒ weight,Β gainΒ weight, orΒ maintainΒ your current weight.