Discover new COVID variant symptoms in 2026, understand respiratory infection risks, and learn effective protection ...

The onset of cold and flu season includes the beginning of COVID season, and that means the introduction of new variations. According to the Centers for Disease Control, new variants of SARS-Co-2 ...

As summer comes to an end, COVID-19 cases are on the rise again in California. While respiratory viruses usually peak in the winter, the novel coronavirus can also surge in the warmer months.

In recent weeks, the omicron variant has exploded in the U.S. and other parts of the world. Its disproportionate and sometimes devastating impacts on the unvaccinated — and the possibility of new ...

A new COVID-19 variant, "Stratus" (XFG), is now the third most prevalent strain in the U.S. Originating in Southeast Asia, Stratus appeared in the U.S. around May/June and accounted for 14% of new ...

A newer COVID variant called XFG is currently fueling cases of the virus across the country. Nicknamed “Stratus,” this variant first took hold over the summer and now makes up nearly 70% of COVID-19 ...

The immune system’s first encounter with a virus or vaccine establishes a “starting template” that shapes its response to new ...

COVID-19 variant XFG is spreading across the U.S., becoming the third most common strain. XFG is a combination of variants F.7 and LP.8.1.2 and may be less contagious than other dominant variants.