Manal Mohammed is a senior lecturer of medical microbiology at the University of Westminster. Since the COVID variant Omicron emerged in late 2021, it has rapidly evolved into multiple subvariants.

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

The omicron variant of the coronavirus has been dominant in the U.S. since December, but the version of omicron that drove the major infection surge during the winter now accounts for less than 2 ...

SAN FRANCISCO (KGO) -- There's a new "subvariant" of the omicron variant that's been spreading across Europe and the U.S. Preliminary data shows it's more contagious than omicron. Scientist have named ...

Jessica was a writer on the Wellness team, with a focus on health technology, eye care, nutrition and finding new approaches to chronic health problems. Expertise Public health, new wellness ...

When the ultramutated Omicron variant first surfaced in South Africa about seven weeks ago, scientists knew it would be unlike any of its coronavirus predecessors. But beyond that, they didn’t know ...

Omicron and its growing family of subvariants has left Americans wondering whether they have enough immunity to protect against the ever-changing virus. Two subvariants — BA.4 And BA.5 — are spreading ...

The fast-spreading BA.5 subvariant of Omicron and its close relative BA.4 now make up around 95% of COVID-19 cases in the U.S., according to estimates published Tuesday by the Centers for Disease ...

Sanjaya Senanayake does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...