bowflex is an awsome machine it works out all your body parts chest legs arms back abs biceps triceps the whole body after the workout the pumps makes u feel great u acheive great phycial fitness in less time with out going to the gym it the best gym i have used since i stop going to the gym from my expirence i reccommend people to go and and buy one u don't need to buy any health formula in order to get big just by using the bowflex u are going to get the body your looking for as long as u keep working out the key is excercise 5 days and 2 days off for the body to rest to get results by buying this machine was really whole my money there are times u buy other machines and they just don't work but i really must say this machine really works every one should have one in there home the results u get u are see the definintion u get on your arms u really build muscles so i must say any body builder should have one i would have posted one on my page how the machine works but i just don't have a digital camara but i do recommend it