Influenza cases continue to mount with the virus reaching activity levels in the U.S. not seen for the last 15 years, according to the Centers from Disease Control and Prevention.
Yahoo News provides the latest updates on the spread of bird flu in the U.S. and its effect on rising egg prices and ...
Flu infections are at or near their highest levels in at least 15 years and are still rising, the Centers for Disease Control ...
The U.S. winter virus season is in full force, and by one measure is the most intense in 15 years.
CNN’s Dr. Sanjay Gupta discusses the severity of the flu season in the US and how people can protect themselves.