Avian influenza H5N1 infection in humans has spread to seven U.S. states, growing from 46 cases last week to 52 cases this week.

With 46 U.S. cases and alarming signs of the virus crossing species, experts warn of unpredictable risks if human-to-human ...

Colleagues, it's time to wake up and smell the coffee. Or, for a true reality check, just scan the Department of ...

H5N1 avian influenza, more commonly known as bird flu, has infected more than 100 million birds in the U.S. and almost 500 ...

H5N1 bird flu raises alarm as human cases emerge in California and Oregon. Discover the implications and ongoing health ...

The Centers for Disease Control and Prevention on Friday confirmed that a person contracted bird flu in a case linked to an ...

Reports this week of a teen in British Columbia who tested positive for H5 avian influenza has renewed attention on the virus ...

Health officials have announced six more H5N1 bird flu infections in humans: five in California and the first known case in ...

Medical officials confirmed that one person who has confirmed highly pathogenic avian influenza (HPAI) in Clackamas County.

Poultry at a commercial farm in Pinal County tested positive for bird flu. The farm is under quarantine as the CDC works to ...

Arizona agriculture and health officials say a case of avian influenza involving poultry has been found in the state.

The Public Health Agency of Canada (PHAC) today confirmed a human case of avian influenza (also known as bird flu) caused by ...