Many people with long COVID are experiencing brain fog, but there may be help. CNN’s Dr. Sanjay Gupta sat down with a patient who, like many others, is experiencing attention issues much like ADHD. Gupta shared details of a trial featuring a video game that is being tested as a treatment. So far the benefits are helping, but there are actual brain changes that COVID has made. More details on the video game will shared as the trial continues.