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. Some treadmills fold up for storage, but if you have to save for awhile, finance, use a credit card, or buy used equipment these are all very legitimate and responsible ways to approach such a purchase. Until you are able to buy the exercise equipment that is uncomfortable to use because it will be difficult to stick to your routine. Exercise bikes have been around for decades and have improved in design and function over the years. They have been proven to provide weight loss and health benefits if used consistently and correctly. They offer a good cardio workout if properly used, and many come with built in features such as an adjustable platform and computerized workout to help enhance the effects of your exercise routine. There