잠은 정서적 안정에 중요해요.
References : Can Lack Of Sleep Cause Muscle And Joint Pain?- West Pennant Hills Physiotherapy and Sports Injuries Centre, The Effect of Shoulder Pain on Sleep Quality in Patients with Shoulder Impingement Syndrome. The Association of Shoulder Pain with Sleep Quality in Patients with Adhesive Capsulitis. The Impact of Shoulder Pain on Sleep Quality in Patients with Osteoarthritis of the Shoulder.