Shouler bursitis Got deep, achy soreness that feels hot and swollen? Chances are you have shoulder bursitis, an inflammation of the bursa, a fluid-filled sac that provides a smooth surface for muscles

What causes shoulder pain? Shoulder pain is a common ache in the U.S.: By some estimates, as many as 67% of people experience shoulder discomfort at some point over the course of their lives. The most