Centers For Disease Control and Prevention CDC - Influenza (Flu) | Swine Flu and You


Description
What is swine ?u? Swine In?uenza (swine ?u) is a respiratory disease of pigs caused by type A in?uenza viruses that causes regular outbreaks in pigs. People do not normally get swine ?u, but human infections can and do happen. Swine ?u viruses have been reported to spread from person- to-person, but in the past, this transmission was limited and not sustained beyond three people.

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