The trapezius is a large band of muscles across the back, shoulders, and neck. Trigger points are raised spots along a band of muscle. They can be caused by exercise, inactivity, or poor posture, like ...

Trigger point injections can help treat some forms of chronic muscle pain. After your injections, you may experience some mild tenderness or soreness, but you can go back to your normal activities ...

Doctors use trigger point injections to treat chronic muscle pain and other issues that affect the musculoskeletal system. They can cause side effects, including temporary numbness and dizziness.