New MRI technique reveals the oxygen from the lungs is having trouble getting through to the small blood vessels in long COVID. It could explain shortness of breath and exercise problems in long COVID and possibly ME/CFS. The Breathing-Oxygen series continues on...
Damage to the endothelial cells lining blood vessels in the brain appears to set up an inflammatory response that may be producing cognitive and other problems in long COVID.
Niacin might be able to help restore mitochondrial functioning and help with blood vessels issues in chronic fatigue syndrome, fibromyalgia and long COVID.
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