The considering buying the Ab Circle Pro machine exercise workout program? If you are there some things to consider before you ask a fork over the cash for it. First, is to consider the fact that this machine is not built for everybody. The kneepads where you place your knees are very uncomfortable to use and hard on your legs. Next people have bad backs cannot use this program. It is not built for people who have back injuries or back problems. Last this machine cost $200. Which is a great deal of money considering your link it to workouts out of the machine. Go to Ab Circle Pro machine exercise to see review this machine and compared to the number one rated online abs program.