We all know that the body burns a certain amount of calories simply by existing or being in a state of rest. This is referred to as your Basal Metabolic Rate, which is based on your age, height, and weight. When we exercise or do any type of physical activity, we end up burning additional calories. When BMR is combined with the number of calories you burn through exercise or physical activity, you can calculate your Total Daily Energy Expenditure. Here's everything you need to know about your Total Daily Energy Expenditure and how it can help you.