A new Centers for Disease Control and Prevention study suggests that bird flu may be spreading under the radar in the U.S. In ...

Sonya Stokes, an emergency room physician in the San Francisco Bay Area, braces herself for a daily deluge of patients sick ...

Yahoo News provides the latest updates on the spread of bird flu in the U.S. and its effect on rising egg prices and ...

New evidence suggests bird flu may have jumped from cattle to humans undetected, sparking concern among health experts.

Veterinarians who worked with cattle had antibodies in their system that showed they had the H5N1 virus, though they exhibited no symptoms and none knew they were working with sick animals, according ...

After a different strain of bird flu was recently found in cattle for the first time, experts reveal what this means in our fight against the virus.

The new study is more evidence that the official U.S. tally of confirmed human bird flu infections — 68 in the last year — is likely a significant undercount, said Dr. Gregory Gray, an infectious ...

Human cases of bird flu are rare ... to quickly produce vaccines that could fight the current strain of bird flu. It’s possible that an updated bird flu vaccine could soon be made available ...

After going quiet on bird flu, CDC scientists have published a report on its spread among veterinarians. The findings suggest ...

CDC finds H5 bird flu antibodies in 3 veterinary practitioners, highlighting need for enhanced surveillance and safety protocols.

A new CDC report shows an outbreak of bird flu among U.S. dairy and poultry workers, renewing concerns among dogwalkers and hikers in Massachusetts about how safe it is to be outdoors.