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What does H1 N1 stand for?

the real name for the swine flu is H1 N1 but what does it mean? also we're at a stage 5 pandemic alert. what's the highest or most critical stage?

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  • 1 decade ago
    Favorite Answer

    the highest level is 6, when it's OFFICIALLY a pandemic. level 5 means that level 6 is highly likely to happen.

    H1 and N1 come from the receptors this virus docks onto to fuse membranes with your cells and infect them.

  • 1 decade ago

    Stages i am not sure. But the H & N classify different strains of influenze.

    For example the Avian bird flu virus is called H5N1

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