Preliminary research finds that even mild cases of COVID-19 leave a mark on the brain – but it’s not yet clear how long it lasts Posted byEntrepreneur September 24, 2021 Leave a comment on Preliminary research finds that even mild cases of COVID-19 leave a mark on the brain – but it’s not yet clear how long it lasts Reduced brain volume in people who have experienced COVID-19 resembles brain changes typically seen in older adults. The implications of these finding…