But the most important difference between the two is that type A viruses can cause pandemics because of how often and quickly ...

Influenza A, B, C Or D? Flu spreads easily in winter due to crowded indoor spaces, low humidity, and reduced immunity.

Cases of the flu viruses continue to surge across the U.S., placing a strain on health care systems and causing tens of millions of illnesses and thousands of deaths each year. Each flu season, there ...

Cases of the flu viruses continue to surge across the U.S. and California, placing a strain on healthcare systems and causing tens of millions of illnesses and thousands of deaths each year. Two ...

One of the many reasons why cases of flu increase during the cold months, especially during the period from December to ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (NEXSTAR) – The flu is spreading far and ...

This flu season medics have been struck by the uptick of cases involving the type B flu virus, which has been predominating the season for the first time in 27 years. Influenza can be split into four ...

Flu cases and hospitalizations are surging, already breaking last season's records. Here's where activity is highest, what ...