How to Stretch Out the Muscles of the Chest & Rib Cage
How to Stretch Out the Muscles of the Chest & Rib Cage. Part of the series: LS - Strength & Exercise. Stretching out the muscles of the chest and the rib cage is something that you can easily do with foam rollers. Stretch out the muscles of the chest and rib cage with help from an experienced fitness instructor in this free video clip.