Why does your shoulder hurt?

The shoulder is the most complex, mobile joint in the body, making it especially vulnerable to injury for people of all ages.

“Shoulder pain is a common issue that’s generally related to aging and everyday wear and tear, but acute traumatic injuries can also occur,” says Ilya Voloshin, chief of the Shoulder and Elbow Division in University of Rochester’s orthopaedics department.

Here, Voloshin offers advice on...