There’s increasing evidence #LongCOVID is partially a *circulatory* issue. Alongside high rates of Dysautonomia (impaired ANS function impacting BP and HR, something that can worsen w/out treatment), there’s been a string of recent studies on blood oxygenation…1/n This study using infrared spectroscopy compared tissue oxygenation during arterial occlusion and found that long covid patients had the slowest reoxygenation periods compared to healthy people and cardiology patients.
researchgate.net/publication/36…