13+ Open Book Stretch. Keep your shoulders pressed on the ground and roll both knees to one side. In addition, it stretches the muscles of the chest and helps to reverse the effects of poor posture such as slumped forward.

Open book stretch lie on one side, with your knees bent and arms straight out in front of your shoulder joint. With your opposite hand, reach across your. This mobility exercise will prep your upper back for rotational movement.







