Basal Metabolic Rate Calculator Basal Metabolic Rate Calculator Gender: Male Female Weight: Height: Age: Current Activity Level: Sedentary (Little or No Exercise) Lightly Active (Light Exercise/Sports 1-3 Days Per Week) Moderateley Active (Moderate Exercise/Sports 3-5 Days Per Week) Very Active (Hard Exercise/Sports 6-7 days Per Week) Extra Active (Very Intense Exercise/Sports and Physical Job Daily) Reference by Steadfast Nutrition