The autonomic nervous system rears its head in fibromyalgia – again.  The pattern in fibromyalgia is now pretty clear; the fight/flight (sympathetic nervous system) system is activated even during rest, the heart rate response (chronotropic incompetence) to exercise is in the pits, and the sympathetic nervous system  – overactive during … Continue reading An Overlooked Issue in Fibromyalgia? Study Highlights Orthostatic Intolerance – Problems Standing