The “super flu” behind outbreaks in the US and UK is a new variant of influenza A H3N2, subclade K. Existing vaccines appear ...

A variant strain of the coronavirus, one that was first discovered in the United Kingdom, is now the dominant strain of the virus circulating throughout the United States, CDC Director Rochelle ...

The XFG variant of the severe acute respiratory syndrome coronavirus 2 as continued to spread as the U.S. heads into peak Summer travel season. (Photo by I RYU/VCG via Getty Images) There’s another ...

A new Covid-19 variant has been detected in the UK, the UK Health Security Agency (UKHSA) has said. The NB.1.8.1 variant – which has been dubbed Nimbus – has been detected in small numbers in the UK, ...

Health officials in the UK revealed last week that a new dominant Covid variant is circulating across England. The latest data by the UK Health Security Agency (UKHSA) shows a recent surge in levels ...

Symptoms appear to be similar to other COVID variants, the WHO says. Cases of the new COVID-19 variant NB.1.8.1, a descendent of the Omicron variant, are on the rise in some parts of the world, ...

LONDON, U.K. — Preliminary data from the United Kingdom suggests the variant of coronavirus detected in that country last fall, and identified here in the U.S., may be more deadly, according to Prime ...

In the UK study, published in The BMJ on Wednesday, infection with the new variant led to 227 deaths in a sample of 54,906 COVID-19 patients, compared with 141 among the same number of patients who ...