Public health officials have just reported the first known “severe” case of bird flu in the United States. There are now 61 ...

Los Angeles County health officials have identified three more cats with presumptive H5N1; the source of the virus has not ...

The first severe case of H5N1 bird flu was confirmed in Louisiana. Here is a map of other states that have been affected.

A person in Louisiana has been hospitalized with the United States' first serious case of H5N1 bird flu, following 60 milder ...

A patient in Louisiana has been hospitalised with H5N1 bird flu, the US Centers for Disease Control and Prevention (CDC) said ...

Medscape Medical News spoke with the CDC expert on the current H5N1 situation in the United States and ongoing surveillance ...

The CDC has declared the first “severe” case of H5N1 bird flu in the U.S., according to a press release published Wednesday.

The first 'severe' human case of bird flu has many around the country concerned, but those in New Jersey may not need to feel ...

Louisiana reported a person hospitalized with a severe case of H5N1, and the USDA has begun bulk milk testing ...

Reports that cows have been infected despite farmers' preventive measures indicate there are multiple routes of transmission ...

A 2.5-year-old returning to Australia from India was infected with a reassortant H5N1 virus, revealing genetic mixing between ...

The United States has confirmed its first known severe human infection of H5N1 bird flu, in a person in Louisiana believed to ...