Frozen shoulder is a condition that causes progressive loss of movement of shoulder inflammation and reducing the volume of the joint ligaments. The causes of this disease are not known, which normally heals gradually in a few months. In the initial phase, the patient feels intense pain in the shoulder that is accentuated during the night hours. As time passes and into the freezing phase, the pain decreases but the shoulder gradually becomes rigid, stage that can extend many months. Treatment for frozen shoulder is based on anti-inflammatory, analgesic and stretching.