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

A teenager in Canada is critically ill with the country's first human case of H5N1 bird flu. Health officials aren't sure how ...

A teenager has been left in critical condition after contracting the first presumptive human case of avian influenza in ...

A Canadian teenager is hospitalized in critical condition with suspected bird flu, health officials reported Tuesday.

A Canadian teenager is currently in critical condition after contracting a suspected case of H5N1 bird flu, a British ...

Protection from shots like the flu vaccine typically takes a couple of weeks to kick in, so getting one now may offer ...

A teenager in British Columbia is in critical condition after being exposed to H5N1 bird flu. The source of the virus has not ...

Initial testing had indicated the teenager's infection was from bird flu and was confirmed in further testing, the Public ...

Updated vaccines, proper hygiene and staying home when you're sick can help prevent the spread of respiratory illnesses this ...

No evidence of human transmission, but virus found in increasing number of animals World Health Organization says H5N1's risk ...

A Canadian teenager infected with bird flu — that country’s first case involving a locally acquired infection — is in ...

The H5N1 strain of avian flu is now passing easily among South America's elephant seals and drastically cutting herd ...