“The trapezius muscle is located on the posterior ... “Sometimes I can even see a decreased range of motion with muscle ...

Trapezius pain is typically felt in the upper ... Tenderness when touching the affected area. Muscle spasm causing pain and discomfort. Headache from muscle strain in the trapezoid area.

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 ...