A recent study from the University of California San Francisco and Weill Medical College of Cornell found that post Covid brain fog could be caused by abnormalities in spinal fluid. In addition Oxford University has reported a growing number of people post Covid reporting issues concentrating, thinking clearly, and performing routine tasks. Have you recovered from Covid yet are experiencing brain fog or other symptoms? Researcher and senior author of the study, Dr. Joanna Hellmuth of UCSF joins Dan to discuss.