Influenza viruses are shifty entities. They accumulate small genetic changes on a regular basis, necessitating yearly updates to the flu vaccines because the prior year’s strain may not look much like ...

The US Centers for Disease Control and Prevention announced Tuesday a $5 million initiative to offer seasonal flu vaccines to livestock workers in order to reduce the public health concern that a new ...

The threat: zoonotic influenza viruses originating in animals such as birds and pigs are a significant public health challenge. Influenza A viruses, including H5N1 and H1N1, can cross species barriers ...

A strain of bird flu never seen before in the United States has been detected among poultry at a California farm. The virus, called highly pathogenic H5N9, is a type of avian influenza, otherwise ...

A newly identified strain of bird flu, H5N9, discovered at a California duck farm, has prompted concerns about the possibility of a larger outbreak, The Washington Post reported Jan. 29. Health ...

A new simulation shows that environmental changes across Asia’s major bird migration route could accelerate viral evolution and increase the risk of dangerous flu strains emerging. Study: Landscape ...

A new scientific article, titled "Swine influenza surveillance in Italy uncovers regional and farm-based genetic clustering", has been published by Istituto Zooprofilattico Sperimentale delle Venezie ...