J Jane New member Oct 31, 2010 #1 I'm training my legs in the gym to build muscle on them but I also bike to and from the gym will riding my bike make me build more muscle or will it undo what I just did in the gym by using my legs ?
I'm training my legs in the gym to build muscle on them but I also bike to and from the gym will riding my bike make me build more muscle or will it undo what I just did in the gym by using my legs ?
