The side effects of newly discovered COVID strain XEC might not be more severe, but appears to be more contagious, ...

A new covid-19 variant called XEC may spread more easily than past variants, but current vaccines are still effective against ...

The new and contagious XEC COVID-19 variant is spreading rapidly in several countries. Will it cause a surge in the U.S.?

Pfizer and BioNTech said on Friday that a committee from the European Medicine Agency recommended marketing authorization for its Omicron adapted vaccine to prevent Covid-19, meaning the vaccine is ...

A new COVID variant, XEC, has arrived just before fall. The new variant has sprouted from the Omicron variant that developed ...

COVID levels in the U.S. remain high, according to wastewater detections, which is a retreat from the CDC’s label of “very ...

The latest, highly contagious subvariants are driving infections, but new vaccines may help stem the tide of another wave — ...

A new COVID variant XEC is spreading rapidly worldwide and making its way through the U.S. Here's what you need to know.

There’s a new coronavirus subvariant catching the attention of global doctors and researchers: it’s being called “XEC.” ...