Just like the flu, the virus is mutating. Boosters may not always target the newest mutation, but they’re closer to it than the previous year’s booster. Further, over time your immune system will gradually “forget” how to fight viruses it hasn’t seen in a long time. Both of these are each reason enough to get annual vaccinations for COVID and the flu.
Just like the flu, the virus is mutating. Boosters may not always target the newest mutation, but they’re closer to it than the previous year’s booster. Further, over time your immune system will gradually “forget” how to fight viruses it hasn’t seen in a long time. Both of these are each reason enough to get annual vaccinations for COVID and the flu.