What are your best ab exercises? ADVERTISEMENT 884 viewsJune 14, 2011 0 Shelly June 14, 2011 0 Comments 9 Answers ActiveVotedNewestOldest 0 Joanne0 Posted 0 Comments Basically if one knows the origin and insertion of the abdominal muscle group one can have great fun dreaming up different exercises that train both the concentric and eccentric phase of a muscle contraction. You are viewing 1 out of 9 answers, click here to view all answers. Register or Login