Stacker consulted research from Yale Medical School and the World Health Organization to find how SARS-CoV-2 has evolved ...

With Alpha, Delta, Omicron, and more iterations, it’s normal to wonder how many COVID variants are there? Ahead, experts explain the evolution of COVID-19, and the latest variants of concern.

KP.3.1.1 is still the dominant COVID-19 variant in the United States as it accounts for nearly 60% of positive cases, but the XEC variant is not far behind, recent Centers for Disease Control and ...

Since 2020, COVID-19 has surged across the nation and the world. With variants like Omicron, Delta, Alpha and more, this ...

While KP.3.1.1. remains the predominant COVID-19 variant in the United States, the XEC variant has taken the No. 2 spot — and is on the rise. XEC has mutations that make it highly contagious ...

As the United States gears up for cold and flu season, there's another new COVID-19 strain to be on the look out for: XEC. The XEC variant has become the second-most prevalent strain in the ...

There have been many different types of variants and subvariants of Covid since the pandemic began as the virus continues to change. Alpha, Beta, Delta, Omicron, FliRT and FLuQE saw cases surge ...

People are being warned of an unusual order of Covid symptoms, with the XEC variant now the fastest spreading and detected in multiple countries. In the UK, eligible people are being urged to get ...

The new COVID variant XEC has been found by UK health experts as they prepare for winter, when cases tend to increase. The UK Health Security Agency (UKHSA) has highlighted a slight increase in ...

KP.3.1.1 is still the dominant COVID-19 variant in the United States as it accounts for nearly 60% of positive cases, but the XEC variant is not far behind, recent Centers for Disease Control and ...

COVID hospital admissions are on the rise across the country, the UK Health Security Agency (UKHSA) has warned, as a new and potentially more transmissible variant becomes more prevalent across ...