Golfer’s Elbow and Medial Epicondylitis: Why Repetitive Arm Stress Leads to Chronic Inner Elbow Pain Medial epicondylitis, colloquially known as golfer’s elbow, affects a vast demographic of athletes worldwide, presenting a significant hurdle to performance across the USA, UK, Europe, and Australia. While its counterpart, tennis elbow, targets the lateral aspect of the joint, golfer’s elbow involves an intense, localized inflammation and micro-tearing of the forearm flexor-pronator tendon origin along the medial epicondyle of the humerus. This painful overuse injury is regularly observed in overhead athletes, baseball pitchers, racquet sport enthusiasts, and golfers alike, driven by the extreme valgus stress and repetitive eccentric demands placed on the medial elbow during…