/b/sixpacksmackdown/posts/musclepharm-28-method-arms-workout The MusclePharm 28 Method Arm workout was posted by MusclePharm to Facebook on May 17. What is the 28 method you might ask? see full video workout below Well, it isn't too complicated. If you have ever heard of 21's, it is similar, only goes ...en-USTelligent Community 11 Non-Production