This product isn't especially special in any particular respect. However, as a smoker I can certainly testify to the fact that this machine will have you gasping for breath in reasonably short order. This in turn means that you probably are getting some serious cardio-vascular excercise whilst your arms and legs pump away like a bad imitation of a boxing wannabe. In fact, I have to admit that my general fitness and stamina levels did improve noticeably (just) after about four sessions over two weeks, but... Frankly this machine is just too boring to use regularly for any reasonable period of time, so while it might help you to live longer I'd ...  Read the complete review