When our body is exposed to certain threats, a certain cell in our body copies the proteins of the virus or strain that causes the illness hence creates a special defense that will protect our body from future same disease affliction.However, in the case of seasonal influenza, our body is not able to produce a Past Flu Exposure Exacerbates Susceptibility To Flu Virus is a post from: Daily World Buzz
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Past Flu Exposure Exacerbates Susceptibility To Flu Virus