Much like any new offering from Stephen King, which requires time to determine its place in his legacy, the new H7N9 flu requires more than just a few weeks to determine its place in the historical records of infectious disease.

Our immune systems respond differently to flu vaccines as we age, a small U.S. study suggests. The body's antibodies are often compared t...

The 2012-2013 influenza virus season has shocked North America with its early start and high numbers of both cases as well as deaths. Yet the surge of concern and panic is somewhat unwarranted, especially considering the world knew almost eight months ago that this was coming.

Health authorities in Toronto say they've seen more than 1,000 cases of influenza so far this season — more than triple the number they usually see....

TORONTO - The federal government is drawing on the national stockpile of the flu drug Tamiflu to relieve a shortage in the country.The move comes as m...

Researchers in Canada and the U.S. are testing a vaccine that could protect people from influenza for their entire lives, eliminating the need for ann...

TORONTO - Were you out of commission for most of the holidays? Laid low by some alien that invaded your throat and-or chest and-or sinuses and wouldn'...