How Polio Was Redefined To Make Vaccines Look Good
Perhaps the most egregious example of clever sleight of hand (… not to mention the outright, blatant rewriting of history) on the part of public health officials in the United States occurred in 1954 when the U.S. government changed the diagnostic criteria for polio.1 It was the year that medical researcher and virologist Jonas Salk produced his inactivated injectable polio vaccine (IPV). The vaccine was licensed in 1955 and began to be used to inoculate millions of children against polio.
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