CDC study finds side effects from COVID-19 vaccine booster are the same as after second shot, as experts urge unvaccinated to get their first shots
September 29, 2021 at 10:41 AM EDT
The side effects from a booster dose of the COVID-19 vaccine developed by Pfizer and German partner BioNTech are similar to those suffered after a second dose, according to a study published by the U.S.' main public health agency, and are occurring at roughly the same rate.
