Booster shots recommended for all
New data shows immunity to COVID-19 from vaccines declines over time
August 26, 2021
The United States will be rolling out booster shots from September 20 for all persons who have previously been fully vaccinated against COVID-19. Though the vaccines are still protecting people from developing serious symptoms, new data shows that their effectiveness wanes over time.
This is far from an unexpected outcome. It’s common for a person’s antibody levels to decline over time after a vaccine is first administered, and that appears to be exactly what’s happening with the COVID-19 shots.
“Even though this new data affirms that vaccine protection remains high against the wors...