The Stratus or XFG variant of COVID-19 is rapidly spreading across the US. Even though it may not be severe, doctors say it ...

California is experiencing a renewed uptick in COVID-19 infections - fueled by newer variants of the coronavirus.

As many students are headed back to school, health departments are reporting a rise in COVID-19 cases in California.

The Stratus (XFG) variant, a recombinant subvariant of COVID-19, is rapidly spreading across the US and globally. While not ...

Chikungunya is a virus transmitted by female mosquitoes, most commonly the Aedes aegypti and Aedes albopictus species. It is ...