Sunday, November 6, 2011

BOW 7 (Blog of the Week)

How a  vaccination can stop a virus?

A  vaccination can stop a  virus because a  vaccine is a preparation of weakened or killed pathogens. When injected into the body, a  vaccine sometimes prompts the body to produce immunity to the disease. Immunity is the body's ability to destroy new pathogens.


Reference: mendmed.com/2010/12/09/influenza-vaccination-information/ 

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