Maybe you already have a collection of different exercise devices... but you are convinced that with this new contraption you will definitely reach your fitness goals. There are many other types of fitness equipment, their effectiveness often is dependant upon correct usage and, in some cases, combining them with other abdominal exercises. It is important to point out that even the best ab machine will not help you loose fat in your stomach area. Abdominal exercise equipment can be very expensive, especially if they are in good physical shape. Some stomachs have a small curve, and all the crunches in the world won't change that. However, the exercises and equipment discussed below will help tone, strengthen and define your abdominal muscles. Crunches can also be done on an exercise ball and many feel it is more effective than standard crunches. You sit on the ball and place your feet on the floor about a foot apart. Roll back carefully on the ball until you are lying with your back firmly against the padding. You should have the Roman Chair set high enough that your legs dangle