Save your money, my friend, and start a consistent routine of exercise and proper nutrition. Keep your body moving, eat healthy, do it consistently and you will see results. The only sure thing about contraptions like that is that they are sure to separate you from your money. If you are a beginner, start off slowly and work your way up to longer durations and intensities.
Basic exercise is a great foundation from which to start.
Then work your way up. Dave Patania, a certified personal trainer, welcomes your questions. The Cincinnati Enquirer , a Gannett Co. Inc. newspaper.