Do aerobic exercise. Aerobic exercise consumes a lot of fat. Although this kind of exercise is not as intense as other strenuous exercises, it requires the whole body's strength when doing every movement. The main benefit of aerobics is to exercise the activity and coordination of the whole body joints, but also to enhance the cardiopulmonary function and reduce fat and weight. Aerobic exercise for about 20 minutes each time can consume the calories consumed by running for 30 minutes.