Outbreaks and high levels of illnesses (like the flu) have become more common as vaccination rates have fallen, especially ...

The U.S. winter virus season is in full force, and by one measure is the most intense in 15 years.

U.S. medical services providers are seeing the greatest numbers of flu cases since the 2009-2010 flu season, the Centers for ...

The flu season has reached high levels, with 3,600 children testing positive in the past week across the Norton Children's System.

Eleven states are experiencing very high levels of flu and some schools have been closed by the burden on students and staff.

While we often refer to it as "the flu," the influenza virus has several strains, with flu A and flu B considered the most ...

Flu-related hospitalizations are at an all-time high as the virus continues to surge across the state.

Low vaccination rates may be contributing to the spread of flu, but data suggests the number of cases so far this season is ...

Schools around the U.S. are closing due to surges of flu and other illnesses which are sickening students and staff. Here's ...

Levels of influenza nationwide are now at the highest they have been since the peak of the 2009 swine flu pandemic, according ...

Outpatient health care visits for flu-like illnesses are at their highest levels in 15 years, according to data updated ...