There have been dozens of confirmed human cases of bird flu in the U.S. this year. Experts discuss the symptoms, risks and ...

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

Testing showed a Missouri bird flu patient did not infect the people around them, federal health officials said Thursday, a sign that the virus is not spreading among humans in a dreaded scenario ...

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 ...

Health officials were struggling to answer a broader and potentially worrisome question: how the infection occurred.

By Apoorva Mandavilli and Emily Anthes A Missouri resident who shared a home with a patient hospitalized with bird flu in August was also infected with the virus, federal officials reported on ...

Pigs can be infected with human and avian flu, upping chances for the virus to evolve and become more infectious ...

Blood testing conducted by the Centers for Disease Control and Prevention has confirmed that one person in Missouri with no known exposure to cattle or poultry contracted H5N1 bird flu in August ...

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 ...

It's not clear how the British Columbia teenager picked up the virus, which has been detected recently in wild birds and ...

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 ...