COVID Testing: Dr. B’s Guidelines
PCR tests are still the most likely to pick up tiny amounts of virus, and rapid antigen tests are really excellent at accurately identifying contagious people.
COVID Boosters: Clarification and Recommendations from Dr. B
An “additional dose” is the official term for someone that needs more than the usual vaccine in order to respond fully for the original vaccination to take hold in their immune system. A “booster” is a vaccination given to someone that is already fully immunized to keep their immunity as high as possible after time has passed.