What is Golfer’s Elbow? Golfer’s elbow or pitcher’s elbow, medically known as medial epicondylitis is a repetitive strain injury that affects the muscles and tendons surrounding the elbow. Specifically, this occurs on the inside of your elbow where the forearm flexor attaches called the medial epicondyle. How Does Golfer’s Elbow Happen? Golfer’s elbow occurs from the…