Fibromyalgia is a medical condition that targets the central nervous system and affects about 5% of the general population.

One of the muscles you use for chewing stretches into the middle ear, and can spasm and cause pain when the other jaw muscles spasm. You may have a chronic TMJ disorder if you experience symptoms ...

TMJ is a common, convenient shorthand for jaw pain, but the correct ... found to overlap with some chronic pain conditions such as migraine headaches, fibromyalgia, chronic back pain and chronic ...