With the Delta variant in play, federal health officials are analyzing the latest numbers to look at the frequency and seriousness of COVID-19 breakthrough infections. Will we need booster shots? And ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (NEXSTAR) – As COVID cases caused by the ...

As more Americans receive their COVID-19 vaccination daily, many are wondering how long they'll be effective for and whether some people will require booster shots at some point. Dr. Elizabeth Hudson, ...

WASHINGTON -- People with certain health conditions that make them moderately or severely immunocompromised may get a fourth mRNA COVID-19 shot, according to updated guidelines from the US Centers for ...

Add Yahoo as a preferred source to see more of our stories on Google. Looking to get a COVID-19 vaccine booster for yourself or your child this fall? It may be a bit more complicated than just making ...

Both the CEOs of Moderna and Pfizer said a booster dose of their respective COVID-19 vaccines could be required as soon as September for those who were among the earliest vaccinated. During an Axios ...

Looking to get a COVID-19 vaccine booster for yourself or your child this fall? It may be a bit more complicated than just making an appointment. In August, the U.S. Food and Drug Administration ...