The influenza outbreak has triggered a national alert as flu cases are surging and hospitalizations are increasing, ...

While flu activity is still low around the country, it's increasing and typically spikes after we gather for the holidays.

The number of reported flu cases in New York City is rising, as new data from the New York State Department of Health shows ...

The U.S. flu season is starting slowly, and it’s not clear if it will be as bad as last winter’s. But some health experts are ...

In Ottawa, the Children’s Hospital of Eastern Ontario has reinstated public-health measures to protect against viral spread. People attending the site must wear a mask and only one caregiver is ...

As flu and other winter illnesses rise, another contagious virus often spreads each season. Here’s what to know about ...