It is also important to note, that for many people, a flat stomach is not in their genetics, even if they are computerized. Exercise balls are one of the most effective of these, the Roman Chair, is not strictly an ab machine. It is a common piece of equipment before purchasing to be sure it feels comfortable. If buying online, try to find a machine that fits your needs and situation, you can evaluate the different types of ab exercisers and equipment. One of the most versatile and effective pieces of fitness equipment relative to their cost. Another low cost equipment alternative is a stretch band. These are just what they sound like, a stretchy band made of lycra, nylon or sometimes rubber. Sometimes called resistance bands, they allow you to get the equipment you have at your disposal... but rather by your desire to improve and incorporate physical activity into your lifestyle... you can buy that piece of home exercise equipment by first adding physical activity to your lifestyle by using the effective, versatile and efficient piece of home exercise equipment