NEW YORK -- This holiday season held promise for Americans, many of whom spent Christmas 2020 in quarantine or away from loved ones due to a nasty winter COVID-19 surge. Yet in the last week or so, ...

LOS ANGELES -- U.S. regulators issued new guidance this week shortening the time that people who received Moderna or Pfizer's COVID-19 vaccine have to wait for a booster, and it's different than the ...

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 ...

The heavily mutated new BA.3.2 COVID-19 variant, aka "cicada," is circulating in at least 25 U.S. states, the CDC said. What to know about its spread and symptoms.

Cicada is in the Omicron lineage and was first identified in 2024.

Every year since 2021, the CDC has published real-world data showing how well the latest COVID-19 vaccines keep people out of ...