Arms: Slowly and gradually lift your left arm up in front of you, to make sure that it’s at chest level. Maintain your head in a neutral place so you’re hunting down. Keep for 5 seconds, then decrease your arm back to the bottom. Repeat three-five situations for both arms. https://www.theorthopaedicandpainpractice.com/what-are-some-conditions-associated-with-back-pain/