Tendinitis/ Tendinosis Inflammation or chronic degeneration on the shoulder tendons, generally resulting from overuse. Corticosteroid injections are anti-inflammatory medicine that can be injected directly into your shoulder joint to decrease the inflammation. Nonetheless, recurring injections are discouraged as they may cause even further damage to the shoulder. Alternatively, a shou... https://www.theorthopaedicandpainpractice.com/is-my-shoulder-pain-caused-by-an-acromio-clavicular-dislocation/?_gl=1*xbbxlb*_up*MQ..&gclid=Cj0KCQjwkt6aBhDKARIsAAyeLJ2krYJSOuy5mZksrNqH-VDjQwW1ScD49yD8BUWysDG6u6bJPCSbXVUaAuCPEALw_wcB