Flu vaccines, according to the best scientific evidence available today, will only work against 10% of the circulating viruses that cause the symptoms of seasonal epidemic influenza. So, do the theoretical benefits really outweigh the known harms?
Let's face it: the only real justification for using vaccines to "immunize" ourselves against disease is derived from the natural fact that when challenged by infectious agents the humoral arm of our immune system launches a successful response capable of conferring lasting immunity. Were it not for the elegance, proficiency, and mostly asymptomatic success of our recombinatorial immune system in dealing so well with infectious challenges, vaccination would have no scientific...
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