New Mexico, Texas and Nebraska are among the states with the highest number of people showing flu-like symptoms.

The map of flu activity across the United States continues to darken, both figuratively and literally, as case numbers spike upward in most states, according to the Centers for Disease Control and ...

Flu cases are surging across the country – more than half of states are now at "very high" levels, the most severe designation by the Center for Disease Control and Prevention – but is it possible ...

Flu A and flu B are two different strains of influenza, explains Thomas Russo, M.D., professor and chief of infectious ...

It feels like everyone is sick right now. And while that is a slight exaggeration, the real situation isn’t too sunny either.

With flu season underway, hospitals in West Michigan say they are seeing an uptick in influenza cases, causing flooded emergency rooms and longer wait times.

It feels like everyone is sick right now. And while that is a slight exaggeration, the real situation isn't too sunny either.

The US is experiencing its most intense flu season since 2009 - This flu season has shuttered schools across the nation and ...

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

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