Your biceps muscles are located in your upper arms, and they’re responsible for the motion of your shoulder and elbow ... Within weeks, the tendon will scar, and treatment becomes more difficult.

This is called the shoulder capsule. With frozen shoulder, this capsule becomes so thick and tight that it’s hard to move. Bands of scar tissue ... pain in the shoulder muscles that wrap around ...

If you feel a sharp pain or pinch in your shoulder or back, try a more joint-friendly exercise. Build muscle in the shoulders, triceps, and back with pain-free exercises like front raises or the ...

"This discovery challenges the conventional wisdom that, once established, scar is permanent and that, once lost, healthy heart muscle cannot be restored," study co-author Dr. Eduardo Marban ...