COVID can shrink the brain as much as a decade of aging, study finds

  • Respiratory Therapist Annette Johnson checks on a COVID-19 patient in the ICU at Rush University Medial Center on Jan. 31 in Chicago, Illinois. (Scott Olson/Getty Images/TNS)

Even a mild case of COVID-19 can damage the brain and addle thinking, scientists found in a study that highlights the illness’s alarming impact on mental function.