Improving chronic pain management through treatment and education. American Pain Society. PainACTION helping people with chronic pain better manage their lives. Pain Management. Fibromyalgia Resource Center. Myofascial Syndrome - MFS, Buprinorphine, Trigger Point. Myofascial syndrome (MFS) is a musculoskeletal condition characterized by painful foci of muscle called trigger points (TrPs).
MFS became better known based on the work of Dr. Janet Travell, a White House physician for many years.