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 ...

Pfizer Inc. (NYSE: PFE, "Pfizer") and BioNTech SE (Nasdaq: BNTX, "BioNTech") today announced that the Committee for Medicinal ...

Pfizer and BioNTech’s Omicron KP.2-adapted COVID-19 vaccine has received a positive recommendation from the European ...

A new COVID-19 variant, XEC, has arrived just before fall. The new variant has sprouted from the omicron variant that ...

The coronavirus subvariant XEC is drawing more attention as a potential threat heading into late autumn and winter — ...

While XEC is not dominant in the United States, it could take hold by the late fall and winter, one health expert said in a ...

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 ...

The new "XEC" COVID-19 variant spreading rapidly in Europe has arrived in the US. What are the symptoms, will it cause a fall ...

Omicron variant KP.3.1.1, also known as deFLuQE, made up over half (52.7%) of COVID-19 cases between Sept. 1 and Sept. 14.

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

Exclusive: Lower levels of protective antibodies could leave the UK population vulnerable to a rapid spread of the XEC Covid ...