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Historically, avian influenza viruses infected pigs and mixed with pig influenza viruses. The viruses exchanged genetic information, which led to the formation of a new virus.
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Avian influenza is flu infection in birds. The disease is of concern to humans, who have no immunity against it.
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Here are answers to questions you may have about bird flu.Q: Are there differences between influenza (the flu) and avian influenza (bird flu)?
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How and why bird flu causes illness in humans including symptoms, treatment, and prevention.
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Common sense and some simple precautions (which make good health sense anyway) can help you be prepared for the possibility of a bird flu outbreak.
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A description of avian flu, its chances of being communicated to people, and current medical and governmental efforts to minimize its impact. Includes recommendations for protecting yourself from a Harvard Medical School physician.
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