Why You Experience Shoulder Pain While Sleeping And How to Treat It A good night's sleep helps the body repair itself, however, a large number of individuals experience shoulder pain or stiffness at night. Nighttime shoulder pain can interrupt sleep cycles and affect productivity during the day. It can also https://www.diigo.com/item/note/b2knr/7w4i?k=0250a50cc68e93d25ef018d445779ce2