Polio (also called poliomyelitis) is a contagious, historically devastating disease that was virtually eliminated from the Western hemisphere in the second half of the 20th century. Although polio has plagued humans since ancient times, its most extensive outbreak occurred in the first half of the 1900s before the vaccination, created by Jonas Salk, became widely available in 1955.
At the height of the polio epidemic in 1952, nearly 60,000 cases with more than 3,000 deaths were reported in the
By Steven Dowshen, MD
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