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The source article had several major errors in it. I wouldn't trust any of it. Vaccines are designed to protect against invaders that are encountered rarely - not all the time. This is one of the major errors. There is a vaccine for chicken pox now - an infection which affected approximately 4,000,000 cases per year in the US before the vaccine. That ...


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Not true. Vaccines were initially made for the highly contagious diseases that used to cause epidemics (which obviously means they were not rare). The efficacy of a vaccine depends on multiple factors which includes adaptability of the pathogen. The all-the-time encountered pathogen that the article is talking about is HIV; the reason for why no ...



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