The United States may be heading into its second severe flu season in a row, driven by a mutated strain called subclade K ...

The peak of the flu season awaits us and may bring many severe cases and hospitalizations due to a new, menacing variant.

While flu levels are still low, a strain that has wreaked havoc in the U.K. and Canada is behind most cases so far in the U.S ...

If you feel ill but your symptoms are only above the neck — a stuffy nose, a bit of a sore throat — you could just have a ...

The CDC monitors respiratory illness activity by looking at a range of diagnoses from emergency department (ED) visits, ...

The United States may be headed for a rough flu season, with a virus that causes more severe symptoms than the one last year ...

The person, who had been hospitalized in King County since early November, died on Nov. 21, health officials said.

According to a new study, an evolutionary shift around 2020 helped the bird flu virus adapt better to wild birds.

Holidays are upon us — and so is the flu. More Americans are getting infected with seasonal influenza and seeking care, according to Centers for Disease Control and Prevention data. “It is clearly the ...

As bird flu cases continue to pop up in humans, Canada announced Wednesday that it purchased 500,000 doses of vaccine ...

One person had died from the disease. In early January, a backyard flock keeper hospitalized with bird flu in Louisiana ...