Evidence suggests that the global swine flu pandemic of 2009 began in central Mexico, according to research supported by the National Institute of Allergy and Infectious Diseases of the National ...
Emergency department visits and hospitalizations in 2009, when the H1N1 pandemic began, were roughly double the ED visits and hospitalizations in 2008, according to a statistical brief from the ...
A new influenza A variant called subclade K is responsible for the surge in infections, worsened by a lagging vaccination rate.
More U.S. children have died this flu season than at any time since the swine flu pandemic 15 years ago, according to a federal report released Friday. The 216 pediatric deaths reported by the Centers ...