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Roberts contracted polio at the age of fourteen in 1953, two years before the Salk vaccine ended the epidemic. [1] He spent eighteen months in hospitals and returned home paralyzed from the neck down except for two fingers on one hand and several toes. He slept in an iron lung at night and often rested there during the day.
Poliomyelitis (/ ˌ p oʊ l i oʊ ˌ m aɪ ə ˈ l aɪ t ɪ s / POH-lee-oh-MY-ə-LY-tiss), commonly shortened to polio, is an infectious disease caused by the poliovirus. [1] Approximately 75% of cases are asymptomatic; [5] mild symptoms which can occur include sore throat and fever; in a proportion of cases more severe symptoms develop such as headache, neck stiffness, and paresthesia.
In children, paralysis due to polio occurs in one in 1,000 cases, while in adults, paralysis occurs in one in 75 cases. [24] By 1950, the peak age incidence of paralytic poliomyelitis in the United States had shifted from infants to children aged 5 to 9 years; about one-third of the cases were reported in persons over 15 years of age. [25]
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Naomi Rogers, Polio Wars: Sister Kenny and The Golden Age of American Medicine (Oxford University Press, N.Y. 2014) Wade Alexander, Sister Elizabeth Kenny: Maverick Heroine of The Polio Treatment Controversy, (Greystone Press, San Luis Obispo CA 2012). Note: This is an unredacted edition which includes content not in the Outback Press/CQU 2003 ...
Jonas Edward Salk (/ s ɔː l k /; born Jonas Salk; October 28, 1914 – June 23, 1995) was an American virologist and medical researcher who developed one of the first successful polio vaccines. He was born in New York City and attended the City College of New York and New York University School of Medicine .
The polio vaccines prevented 29 million cases of paralytic polio between 1960 and 2021, compared with a counterfactual world with no vaccines, according to researchers’ estimates.