The glenohumeral (GH) joint is the ball-and-socket shoulder joint. It is susceptible to osteoarthritis due to wear and tear from frequent use as a person ages. This can lead to problems with mobility ...

There are both nonoperative and operative treatment options for glenohumeral arthritis. Because of the slow onset and chronic nature of glenohumeral arthritis, there is ample opportunity to use ...

Shoulder instability occurs when the arm’s ball joint moves in and out of the shoulder socket joint. Chronically unstable shoulders can lead to loose shoulder joints that slip out of place repeatedly.