If you’ve ever suffered from a “frozen shoulder,” you know firsthand how debilitating it can be. The shoulder pain and stiffness make it hard to reach into cabinets, fasten a seatbelt, or even sleep ...

Imagine if one morning, you casually reached back to hook your bra only to be greeted with a jolt of pain in your shoulder. And then instead of going away, the pain gradually got worse over time, to ...