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H3N2 strain News

Outdated technology makes flu vaccine only 20 percent effective

Last year's flu vaccine should have matched the circulating virus strains that made people sick, but it was only 43 percent effective. This year's flu vaccine will be only 20 percent effective, and it's due to chicken eggs.

A 'severe flu season' or maybe not says the CDC

The H3N2 flu virus seems to be the primary strain going around this season. The CDC has already confirmed that this year's flu vaccine is not as effective because the H3N2 virus has already mutated, warning us this flu season may be severe.
 

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The current flu season started in November and is expected to last through April of 2015.
The current flu season started in November and is expected to last through April of 2015.
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