The discovery of bird flu in the San Mateo backyard flock prompted health officials to remind people to take biosecurity ...

The newly reported H5N9 strain was found Monday at a duck farm in Merced County, California, according to the World ...

A new strain of H5N9 bird flu was detected at a commercial duck operation in California's Merced County. All the ducks were ...

Last week, commissioners in Manatee County voted to remove fluoride from the water supply. Humans working closely with dairy ...

The California duck farm's strain of H5N9 is different from those earlier cases because this time it is closely related to a ...

UC San Francisco's Rais Vohra, MD, explains recent increase in reported virus infections and the risks of consuming raw cow’s milk.

First U.S. detection of virulent H5N9 strain, at a California duck farm, draws scrutiny as evidence of genetic reassortment ...

Experts stressed that the new strain did not itself appear to be an immediate human threat. But the rise of a new strain is troubling and points to the risk of a viral phenomenon known as ...

US officials are investigating the appearance of a strain of bird flu identified in the US for the first time, a worrying ...

Bird flu infections around the U.S. have forced mass cullings and resulted in the deaths of zoo animals and pets ...

The H5N9 strain of avian influenza is much more rare than the H5N1 which has been responsible for most of the reported human ...

Two rare bird flu strains have emerged since late January, prompting public health concerns during a freeze on federal health communications.