Tennis elbow. Golfer's elbow. Two of the most common labels in all of sports medicine — and two of the most misleading, because most people who get one of these diagnoses have never picked up a racquet or a golf club in their life. Here's what those names are actually telling you: one describes pain on the outside of your elbow (lateral epicondylalgia), and the other describes pain on the inside (medial epicondylalgia). That's it. They're location labels, not explanations. An