The triceps muscle is the major muscle that extends the elbow hinge. The outer bone of your elbow is often called the lateral epicondyle and is a component in the humerus bone. The radial nerve travels down the arm. It controls the triceps muscle mass behind the upper arm as https://elbow-pain-causes-and-tre40628.daneblogger.com/33292923/elbow-pain-causes-and-treatment-an-overview