The San Francisco Giants’ Robb Nen, one of the best relief pitchers in baseball, had off-season surgery in 2002 to “clean up loose particles” in his shoulder. What Nen didn’t know is that he had a ...

The shoulder labrum is a piece of soft cartilage in the socket-shaped joint in your shoulder bone. It cups the ball-shaped joint at the top of your upper arm bone, connecting the two joints. A group ...

Labrum is soft cartilage that lines the ball-and-socket joints of the shoulders. This cartilage encircles the glenoid, a cavity in the shoulder blade, providing protection and stability to the ...