Damage to the shoulder may result from repetitive movements, manual labor, sports, or aging. Many people visit the doctor with anterior or front deltoid pain. The shoulder is a mobile structure that ...

Shoulder instability occurs when your shoulder joint (ball and socket) has lost is normal alignment (ball resting symmetrically in the socket), which causes your arm to lose its support. The most ...

Shoulder arthritis is damage to the cartilage in the ball-and-socket joint of your shoulder. The smooth covering of cartilage between your shoulder bones allows your shoulder to move and rotate ...

If your shoulder is numb, the nerves in your shoulder joint are probably involved. Nerves send messages to and from the body and brain. This allows you to feel different sensations, including pain and ...