Scientists compared brain imaging from more than 400 people who had COVID-19 with nearly 400 people who were not infected.
A new study published Monday infound that even mild COVID-19 infections can cause damage in the brain, particularly the area related to smell.
Researchers found that that brains of those who had COVID-19 had a greater loss of gray matter and abnormalities in the brain tissue compared with those who were not infected. The lead author of the study says he plans on doing brain images of participants in one or two years to see if the damage goes away.
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COVID-19 has now been found in 29 kinds of animals, which has scientists concernedMost animals do not spread COVID back to people. But as it continues to circulate, the virus could accumulate worrisome mutations.
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Study links even mild Covid-19 to changes in the brainThe study found the brains of those who had Covid-19 had a greater loss of grey matter and abnormalities in the brain tissue compared with those who didn't have Covid-19. Many of those changes were in the area of the brain related to the sense of smell.
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New Study Links Even Mild COVID-19 to Brain ChangesThe study, published Monday in the journal “Nature,” is believed to be the largest of its kind. It found that the brains of those who had COVID-19 had a greater loss of grey matter and abnormalities in the brain tissue compared with those who didn’t have COVID-19.
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Study Shows Covid-19 Infection Linked to Brain Shrinkage, Cognitive DeclineOne Oxford researcher said this 'is the only study in the world to be able to demonstrate 'before vs after' changes in the brain associated with SARS-CoV-2 infection.'
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