Elbow BraceCommon Problem Elbow pain arises when contracted muscles tear the periosteum and or tendons at their attachments to the epicondyle, which is a bony knob at the elbow. Then, the forearm muscles become tight and pull on their attachment to the medial or lateral epicondyle, medial meaning the front of the forearm and lateral meaning the back of the forearm. These injuries and pain commonly occur during overuse through activities such as tennis, golf,