Differing strains of the coronavirus continue to appear around the world and a new COVID-19 variant, the so-called "Delta" variant, has health experts concerned. The variant, otherwise known as B.1617 ...

Add Yahoo as a preferred source to see more of our stories on Google. Every summer for the past several years, including this summer, COVID cases have increased throughout the United States as people ...

A newer COVID variant called XFG is currently fueling cases of the virus across the country. Nicknamed “Stratus,” this variant first took hold over the summer and now makes up nearly 70% of COVID-19 ...

"As these viruses continue to evolve, public health officials watch carefully to see whether new strains will be more easily ...

A Covid variant is stealthily making its way through the population of Ireland, presenting symptoms that could easily be dismissed as the new strain rapidly spreads. Health experts in Ireland logged ...

As cold and flu season approaches, cases of COVID-19 are still spiking in many parts of the United States. The country has yet to emerge from a late summer COVID wave fueled by the highly contagious ...

In fall 2025, rumors spread that the strain of the virus in circulation that causes COVID-19 had "very different signs" compared to other strains of the virus. Referring to it as "COVID-25," people ...

Add Yahoo as a preferred source to see more of our stories on Google. Getty Images An alleged warning has spread online for years about a supposed "new COVID-Omicron XBB variant" — a new strain of the ...

Every summer for the past several years, including this summer, COVID cases have increased throughout the United States as people spend time in air-conditioned spaces and as summer travel peaks. It is ...