FLU 2013

AP

How The Flu Shot Changes With Age

Our immune systems respond differently to flu vaccines as we age, a small U.S. study suggests. The body's antibodies are often compared to foot soldiers defending against foreign invaders. In Wednes...
CP

Flu Hits Toronto Hard

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. There have been reports of flu at schools, hospita...