Circuit Training ADVERTISEMENT 672 viewsMay 31, 2013 0 Veronica May 31, 2013 0 Comments I am over 50, thin with mild osteoporosis. Will circuit training help me build muscle mass? 6 Answers ActiveVotedNewestOldest 0 Veronica Posted 0 Comments Much obliged to you all. You are viewing 1 out of 6 answers, click here to view all answers. Register or Login