1. Basal Metabolic Rate is the number of calories required to keep your body functioning at rest

2. The Basal metabolic rate (BMR) is the amount of energy needed while resting in a temperate environment when the digestive system is inactive

3. It's an estimate of total calories burned and includes your basal metabolic rate (BMR), not just calories that you burned in your activity.

4. His profoundly lowered basal metabolic rate and decreased CO2 production, resulting probably from severe hypothyroidism, may have resulted in development of acute respiratory alkalosis in spite of concurrently diminished minute ventilation.