Oxidative stress is a shared characteristic of ME CFS and Long COVID PNAS Oxidative Stress in Long COVID and ME CFS: The MitochondrialPeroxisomal Vicious Cycle braininflammation Oxidative Stress and Neuroinflammation Cornell Center for Enervating NeuroImmune Disease Glutathione is such a critical soldier in our line of defense that our bodies make it themselves. We even have mechanisms that recycle and reuse it. But what happens when our toxic Brain and muscle chemistry in myalgic encephalitis chronic fatigue syndrome (ME CFS) and long COVID: a 7T magnetic resonance spectroscopy study Molecular Psychiatry