Category

Back workouts

Back workoutsNews-FeedTrainingVideos
2013-06-11

Serratus Expansion & Back Workout

Serratus Expansion & Back Workout Want to make your back stronger and wider than it has ever been? Give the new Serratus Expansion & Back workout a try! This 45-minute workout is the best way to expand the skeletal muscle that draws the rib cage backwards and downwards. It'll also absolutely destroy your back muscles.