Mounting research shows that COVID-19 leaves its mark on the brain, including with significant drops in IQ scores

Ziyad Al-Aly, The Conversation: “… a three-point downward shift in IQ would increase the number of U.S. adults with an IQ less than 70 from 4.7 million to 7.5 million – an increase of 2.8 million adults with a level of cognitive impairment that requires significant societal support.”