Another way to afford your exercise equipment right now but finances hold you back from doing just that. Some elliptical machines fold up to save space when not in use. They generally fall in the mid to higher price range compared to 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 exercise is the perfect method to use for the beginner, as well as experienced, fitness enthusiast when starting a physical fitness training program... and should remain part of a well balanced fitness training regime. It is also important to note, that for many people, a flat stomach is not in their genetics, even 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. This type of system is often quite compact, folding up for easy storage. The disadvantage to that feature,