http://www.discussbodybuilding.com/(c) DiscussBodybuilding.com30 yes its alright http://www.discussbodybuilding.com/fb.ashx?m=395422Fri, 20 Jun 2008 13:56:21 GMT Its alright to work two muscle groups (shoulders and chest) twice a week mainly because those two muscles are the ones not developing as much as I want.  http://www.discussbodybuilding.com/fb.ashx?m=395309Fri, 20 Jun 2008 06:57:57 GMT