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How is bird flu spread?

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Technically, H5N1 is a highly pathogenic avian influenza (HPAI) virus. It's deadly to most birds. And it's deadly to humans and to other mammals that catch the virus from birds. ... But unlike human flu bugs, H5N1 bird flu does not spread easily from person to person. read more

Bird flu, or avian influenza, is a viral infection spread from bird to bird. Currently, a particularly deadly strain of bird flu -- H5N1 -- continues to spread among poultry in Egypt and in certain parts of Asia. read more

Most cases of bird flu spread in humans are the result of direct or close contact with infected poultry or with surfaces contaminated by the secretions and excretions from infected birds. As mentioned, the spread of bird flu viruses from an ill person to a healthy person has rarely been reported. read more

Bird flu is similar to swine flu, dog flu, horse flu and human flu as an illness caused by strains of influenza viruses that have adapted to a specific host. Out of the three types of influenza viruses (A, B, and C), influenza A virus is a zoonotic infection with a natural reservoir almost entirely in birds. read more

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