Spasms Of The Trapezius Muscle
A trapezius spasm is often caused by a strain due to injury or overuse. Image Credit: microgen/iStock/GettyImages If you’ve ever shrugged your shoulders, you’ve put your trapezius muscles to work. The muscles located in the back of the head and extending down to the shoulders, play an important role in upper-body movement. Advertisement But like all muscles in the body, they're susceptible to overuse and injury, which can cause pain or spasms....