Flu cases had previously peaked this season at the very end of December. At week 52 —ending on December 28—the percentage of ...

In this new study, researchers showed that 2009 influenza A H1N1 virus does not contain many surface antigens that have been presented to B cells by other viral strains. This conclusion is ...

The vaccine for H1N1 flu (swine flu) will be available in the fall of 2009. This vaccine is separate from the usual seasonal flu vaccine. Pregnant women are first on the list of those who should ...

Swine Flu' Strain Has Passed from Humans to Swine Nearly 400 Times Since 2009 July 27, 2023 — A new study of the strain of influenza A responsible for the 2009 H1N1 pandemic -- pdm09 -- shows ...

Influenza is spreading across Indiana and has been responsible for at least 32 deaths so far this season. Influenza, or "flu, ...