Former Dislocation: Individuals who may have experienced earlier dislocations tend to be more prone to long run dislocations as a result of unstable shoulder joints. Posterior shoulder dislocation, if the humerus (head in the arm bone) is moved back and above the socket. This is often an uncommon style of https://www.theorthopaedicandpainpractice.com/what-are-shoulder-joint-dislocations/?_gl=1*164kc8h*_up*MQ..&gclid=Cj0KCQjwkt6aBhDKARIsAAyeLJ2krYJSOuy5mZksrNqH-VDjQwW1ScD49yD8BUWysDG6u6bJPCSbXVUaAuCPEALw_wcB