Your arms contain many muscles that work together to allow you to perform all sorts of motions and tasks. Each of your arms is composed of your upper arm and forearm. Your upper arm extends from your ...

The arm extends from the shoulder to the wrist, including the upper arm and forearm. Different muscles may work together in intricate ways to help the arm, wrists, fingers, and hands function. Knowing ...

The humerus bone is located in the upper arm between the elbow and shoulder. It’s the longest bone in the arm, and supports movement in the arm and shoulder. Keep reading to learn more about your ...