If you are really serious about improving muscle tone and energy levels while controlling weight and feeling great... start by performing a workout program of bodyweight calisthenics exercises. So what are you waiting for? Leg Crunches are similar to the Bicycle, but with crunches, your torso does most of the movement. Lie on the mat again with your lower back flat. Put your hands beside your head. Tighten your abdominal muscles and bend your knees slightly. Squeeze your abdominal muscles and bend your knees toward your chest as far as you can go and hold for a few seconds before extending them to the beginning position. This exercise was number two in a San Diego State University survey that ranked the top abdominal exercises and equipment, it is important to decide what it is you hope to accomplish. Are you trying to lose weight? Perhaps you want to buy exercise equipment and actually uses it, because as we all know... you are only going to get the physical benefits from the home exercise equipment and