The “Stratus” variant (XFG) was first identified in January in Southeast Asia. By June, it accounted for 14% of COVID cases ...

COVID-19 activity is rising in much of the country. Data shows overall respiratory virus spread is very low in the U.S. But ...

The "probability" of a COVID-19 epidemic trend growing in California is 99.52%, according to the most recent CDC data.

Released Tuesday, the AAP's recommendations call for routine vaccination of children ages 6 months to 2 years, citing elevated risks of severe illness in that age group. The guidance also supports ...

There were an estimated 47 million to 82 million flu illnesses in the United States between October 2024 and May 2025.

There's a new surge in Covid cases - partly thanks to a fast-spreading new variant that has a wide range of almost ...