NEW YORK – The U.S. winter virus season is in full force, and by one measure is the most intense in 15 years.

A rapidly-spreading H5N1 avian influenza, otherwise known as bird flu, has been devastating bird flocks and showing signs of ...

A human case of bird flu has recently been detected in England. This news comes just days after restrictions were put in ...

Flu activity remains high across the U.S., with nearly the entire country experiencing significant illness levels amid a ...

Veterinary and public health officials are urging cat owners to remain vigilant as cases of Highly Pathogenic Avian Influenza ...

Until last week, all bird flu in dairy herds had been identified as the B3.13 variant, which was believed to have come from ...

The USDA said four Nevada dairy herds were infected with an H5N1 bird flu strain that has circulated in wild birds, making ...

While certain subtypes of influenza A — A(H1N1) and A(H3N2) — are common in humans ... for testing for potential H5N1 infection. "The Centre asked us to conduct surveillance for avian flu ...

The U.S. hasn’t been able to control the spread of the H5N1 bird flu. And now, there’s been a reported outbreak in the U.S. of another strain of avian influenza, H5N9. This H5N9 outbreak ...

The World Organisation for Animal Health (WOAH) said on Monday that US authorities at the Department of Agriculture also detected the more common H5N1 strain ... the H1N1 and H3N2 strains.

Both H5N9 and the more common H5N1 strains were found. The USDA is conducting investigations and enhanced surveillance, highlighting H5N1's higher human risk compared to H5N9, which is rarer and ...