As the fear of bird flu looms over Bangalore, here are some facts that one ought to know: What is bird flu?Flu stands for influenza, a viral infection caused by the flu virus. And bird flu is ‘flu occurring in birds'. Depending on minor differences on the genetic make up of the virus, influenza virus is of type A, B and C. The current outbreak is caused by a subtype of influenza A, known as H5N1.If it is an infection of birds, why should humans be worried?Humans can catch bird flu directly through close contact with live infected birds. It…
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