Long COVID: patients with it may have lower levels of brain oxygen, cognitive problems--2 studies

Patients with long COVID may have lower levels of brain oxygen, cognitive problems - UPI.com People who have long COVID -- lingering symptoms after a COVID-19 infection -- may also have lower brain oxygen levels, cognitive problems and psychiatric troubles, such as anxiety and depression. UPI

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"We are the first to show reduced oxygen uptake in the brain during a cognitive task in the months following a symptomatic COVID-19 infection," said lead author Dr. Peter Hall, a researcher in the School of Public Health Sciences at Waterloo, in Ontario. "This is important because a lack of sufficient oxygen supply is thought to be one of the mechanisms by which COVID-19 may cause cognitive impairment."

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