Avian influenza infections in the US have been rising over the past year, but there’s no evidence so far that people can ...

Immunity Against Seasonal H1N1 Flu Reduces Bird Flu Severity ... 2009 H1N1 pandemic -- pdm09 -- shows that the virus has passed from humans to swine about 370 times since 2009, and subsequent ...

Just as swine flu strains tend to infect pigs ... For example, recent data shows that H1N1 and H3N2, both influenza A viruses, were responsible for the vast majority of cases this season.

The record was set during the H1N1 swine flu pandemic in ... we won’t be able to fight with the viruses accordingly,” he said. “This year, surprisingly, the flu vaccination rate is ...

These are currently required because continuous mutation of the flu virus means new vaccines must ... with the emergence of the H1N1 'swine flu' subtype that killed an estimated 151,700 to 575,400 ...