Canadian officials have announced that a teenager in British Columbia has been hospitalized in critical condition with what is believed to be bird flu.

Another cause for concern: flu season is underway in the U.S., and as seasonal influenza virus goes around, “humans, ...

Amid an ongoing outbreak of bird flu in American dairy herds and poultry flocks, Canadian officials have announced ...

For the first time, a bird flu infection has been detected in a pig, the U.S. Department of Agriculture is reporting ...

Viruses work by taking control of our cells and carefully reprogramming them into machines to make more viruses. Because of ...

The vaccine for H1N1 flu (swine flu) will be available in the fall of 2009. This vaccine is separate from the usual seasonal flu vaccine. Pregnant women are first on the list of those who should ...

Cases of H5N1 bird flu in U.S. dairy and poultry workers have largely been mild. However, a new case in a British Columbia ...

NEW YORK -- A pig at an Oregon farm was found to have bird flu, the U.S. Department of Agriculture announced Wednesday. It's ...

CHICAGO (Reuters) -H5N1 bird flu was confirmed in a pig on a backyard farm in Oregon, the first detection of the virus in ...

A Canadian teen who is in critical condition after contracting H5N1 bird flu was infected with a version of the virus that is different from the one circulating in U.S. cattle.

Pigs can become coinfected with bird and human viruses, allowing genes to swap to form a new, more dangerous virus that can ...

A pig at an Oregon farm was found to have bird flu. It's the first time the virus has been detected in U.S. swine and raises ...