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.

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 ...

NBC News medical contributor Dr. Vin Gupta added, though, that vaccinated people don't need to worry — vaccines are "keeping people out of the hospital and that’s a success" Julie Mazziotta is the ...

With nearly all the new COVID-19 infections in the U.S. coming from the Omicron BA.4 and BA.5 subvariants, it makes sense that health officials are considering switching to a different vaccine to ...

As Covid-19 cases in the United States soar to record highs, many are pinning their hopes on the omicron variant, however contagious, being less severe than the delta variant that came before it.

The world is being hit by a tsunami of Omicron. Scientists, politicians and indeed all of us are grappling with what it means for our lives. Restrictions are tightening in parts of the UK and other ...

As omicron cases multiply around the world, scientists are racing to characterize the heavily mutated coronavirus variant to understand how it spreads, and gauge new risks during this wave of the ...

Little more than two months after it was first spotted in South Africa, the Omicron variant of the coronavirus SARS-CoV-2 has spread around the world faster than any previous versions. Scientists have ...

Covid hospitalizations are surging, but a smaller proportion of cases is severe compared with previous waves. With staff shortages, some hospitals are still in crisis. By Emily Anthes and Azeen ...

A joke bounced around the country last week. It ricocheted across social media, on front pages and out of the mouths of dads deprived of more days on the couch in front of the cricket. "Want to get a ...

Like a Hollywood franchise that churns out sequel after mind-numbing sequel, Omicron is back. Mere weeks after the variant’s BA.2 lineage caused surges globally, two more Omicron spin-offs are on the ...

When it was discovered, omicron alarmed scientists. The variant looked wildly different from earlier versions of the coronavirus — and it quickly became clear that these mutations gave omicron an ...