A fast-spreading new flu strain is gaining a reputation as a monstrous “super flu.” The mutation of influenza A(H3N2) called subclade K is driving up infections across the country, including in New ...

A new strain of COVID-19 has become the third most common variant of the virus. The "Stratus" variant was first detected in Asia and has started to spread through the United States, according to the ...

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

U.S. flu cases are surging partially because of a new strain named "subclade K," that is not well covered by this year’s flu vaccine. Doctors still recommend getting the flu vaccine as it can reduce ...