Fibromyalgia likely the result of autoimmune problems
This article has quotes about the famous mouse-fibromyalgia -antibody study from the researchers, including Andreas Goebel.
Fibromyalgia
Passive transfer of fibromyalgia symptoms from patients to mice - PubMed
We can “give” fibromyalgia to mice by transferring fibromyalgia patients’ antibodies to them. Symptoms resolve when antibodies are taken away. Strongly suggests fibromyalgia has an autoimmune component.