NBC Universal, Inc. The bird flu virus hasn’t yet spread from person to person, the Centers for Disease Control and ...

Scientists voice concern about the growing number of mammals becoming infected by bird flu, even if cases in humans remain ...

A Missouri bird flu case first reported by the CDC in September has drawn national attention. The CDC released findings ...

Health officials say there’s no evidence bird flu is spreading between people after investigating a mysterious Missouri ...

H5N1, or bird flu, has been spreading among farm animals, wild birds and other animals and has infected 31 people, mostly farmworkers, in the U.S. After the Missouri patient fell ill, several ...

A Missouri patient who tested positive for the H5N1 virus alerted health officials in August, launching an investigation.

A second person in Missouri who wasn't exposed to either poultry or dairy cows has been infected with bird flu.

As H5N1 bird flu continues to spread wildly among California dairy herds and farmworkers, federal health officials on Thursday offered some relatively good news about Missouri: The wily avian ...

A teenager in British Columbia, Canada, has contracted the H5 strain of bird flu, marking the country's first confirmed human ...

Blood tests of several people who were in contact with a patient in Missouri who caught H5N1 bird flu without any known exposure to infected animals reveal that at least one of them — a person ...

A second person in Missouri who wasn't exposed to either poultry or dairy cows has been infected with bird flu, U.S. health officials reported Thursday. This person shared a home with a patient ...