When, where and how the H5N1 bird flu virus may evolve and its capacity to spark a pandemic is hard to predict — in part, ...

Mississippi has confirmed H5N1 in a poultry flock. The birds are not part of food supply chain. What you need to know about ...

The bird flu outbreak has taken concerning turns, with more than 60 human cases confirmed. Experts outlined four signs that ...

The virus is confirmed in four commercial poultry flocks in the province over a two-day period. The number of commercial ...

This month the California Gov. Gavin Newsom declared a state of emergency after epidemiologists confirmed the spread of bird ...

H5N1 outbreaks have led to the losses of commercial flocks in Barron, Trempealeau, Washburn, and other Wisconsin counties. The virus has also infected wild birds including cases in mallards, northern ...

California officials have declared a state of emergency over the spread of bird flu, which is tearing through dairy cows in ...

A person hospitalized with bird flu in Louisiana is the first "severe" human H5N1 case in the U.S., the CDC says. What to know about bird flu symptoms in humans.

The first severe human case of H5N1 in the U.S. and California's state of emergency are deepening concerns about the spread of the virus. How to prevent getting sick.

A Louisiana resident is hospitalized with a serious case of the H5N1 virus, a development that pushes California to intensify monitoring and response efforts should the epidemic worsen. At least 60 ...

An elderly patient in Louisiana is in "critical condition" with severe avian influenza, US authorities announced Wednesday, ...

The CDC has declared the first “severe” case of H5N1 bird flu in the U.S., according to a press release published Wednesday.