In most cases, significant force is required to dislocate a shoulder Dislocation of the shoulder at the GH joint may occur when an athlete falls on an outstretched hand or during abduction and external rotation of the shoulder. Significant force is required to dislocate a shoulder unless the athlete is experiencing re-injury. A shoulder dislocation occurs when the head of the humerus pulls free of the glenoid fossa of the scapula.     Several Types of Dislocation While several types of shoulder dislocation exist, the most common is anterior dislocation which represents 95% of all cases. In this dislocation injury,...