the foods that you eat, whether they be snacks of meals. if it happens that you are using more calories than you have eaten on a particular day, then the additional calories you are burning are usually coming stored fat in your body.
on the scale of something simple and easy to something that is a royal pain, do you think that this is hard? it is just putting one foot in front of the other. it is not a hard job. day to day, a typical man or woman could burn off 2000 calories or as much as 2500 calories. this is on the average. most folks will be consuming 