A new strain of influenza has rippled through the United States, with Kansas being one of the highest-risk states, according ...

Much of the country is facing record flu cases thanks to a new strain of the virus. And the “subclade K” variant is likely already here in Spokane.

Flu cases and hospitalizations are surging, already breaking last season's records. Here's where activity is highest, what ...

One reason for a spike just after the holidays is believed to be due to a strain of the flu that's being called "super flu." It's variant Influenza A, which is one of the common variants we see going ...

A ferocious surge of flu cases is linked in part to a variant that has not been dominant in the past few years — resulting in a waning of natural immunity.

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 ...

Johnson & Johnson said Thursday that new data shows that its single-shot COVID-19 vaccine provides protection against the virus for at least eight months and effectively prevents infection from ...

Add Yahoo as a preferred source to see more of our stories on Google. (NewsNation) — As the weather begins to change and respiratory illnesses become more common, a highly transmissible strain of ...

A new strain of Covid, with an apparently telltale symptom, has reached the UK, and already accounts for a high proportion of new recorded cases in England. The arrival of the Stratus strain comes as ...

The Stratus strain, also known as the ‘Frankenstein’ variant, belongs to the SARS-CoV-2 XFG and XFG.3 lineages and has been spreading swiftly across the United Kingdom, with evidence suggesting it is ...

A new covid-19 variant that first was detected last year quickly has become the dominant strain in the U.S. Nicknamed the “kraken variant” by some, it surged through the nation and now has been ...