If you’ve landed on your shoulder and it’s still painful on top, it could be an AC joint injury — here’s what to do next.

If your shoulder is getting stiffer, more painful, and waking you at night, it could be frozen shoulder — here’s what to do next.

Thinking about a cortisone injection for shoulder pain? Here’s when it can help, when it won’t, and how to use it properly as part of recovery.