The only other human case of bird flu in the U.S. occurred in 2022 and may not have caused any illness, with the CDC stating that the "detection may have been the result of contamination of the nasal ...

For influenza viruses, imperfection is a strength. They constantly mutate, producing new strains that challenge immune ...

H5N1 has infected 66 people in the United States since early 2024, mostly causing mild illness. A Louisiana man was the first to get severely sick.

A new study highlights the need for public health officials to ramp up bird flu surveillance in our feline companions. By Emily Anthes and Apoorva Mandavilli Domestic cats could provide an ...

A new case of bird flu has been confirmed in a backyard flock in Clinton County. This marks the first case of bird flu in the ...

or the "bird flu," in Louisiana. This case was confirmed by the CDC on Friday, Dec. 13, and an additional 61 cases of the bird flu in humans have been reported within the U.S. since April 2024.

Federal disease trackers reported Tuesday that the first child diagnosed with bird flu in an ongoing U.S. outbreak was infected with a virus strain closely related to one moving rapidly through ...

California Gov. Gavin Newsom declared a state of emergency Wednesday to combat bird flu, which has spread to more than a quarter of all the state's dairies in the last month and infected 34 state ...

Health officials on Wednesday confirmed the first known severe illness in the U.S. caused by bird flu, and California's governor declared a state of emergency as the virus rampages through dairy ...