The trapezius muscle now may be working more than it is used to. This overuse may cause microscopic muscle injury, which may lead to muscle spasms and pain. Without treatment, the muscle spasms ...

Hemifacial spasm (HFS) is a neurological disorder manifested by twitching on one side of the face due to involuntary contractions of the eyelid and other facial muscles. It usually begins gradually ...

Pearl, MD, spoke about the use of lower trapezius transfer for patients with irreparable rotator cuff tears and no active external rotation. “It’s not a good operation for pain or if they have ...