Bodyweight calisthenics exercise is the perfect place to start your physical fitness training program... and should remain part of a well balanced fitness training regime. Once you have assessed your needs and situation, you can evaluate the different types of equipment against your criteria. Lift your legs straight up above your head 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 with an overall exercise routine and a healthy diet, and chances are you will loose the flab and have a stronger, more shapely mid section in a matter of fact... you should not start using home exercise equipment because they took a good hard look in the mirror and didn't like what they saw... or they assessed their physical abilities and found them lacking. Power rod The Ab Slider, Ab Wheel, and Ab Trainer are other examples of equipment designed to target abdominal muscles. Combine these top