The elbow is often thought of as being a single joint, but it’s actually made up of three separate joints: the humeroulnar joint, the humeroradial joint, and the proximal radioulnar joint.

The elbow joint is a synovial hinge joint, similar to the ankle and knee joints. Two or more bones form hinge joints that move along an axis, rather than rotate like the hip joint. The distal ...

You have 20 muscles in your forearm, the part of your arm between your elbow and your hand. They help you move your arms, hands, and fingers and perform many of the tasks of daily life.