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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.
Many countries began polio immunization campaigns using Salk's vaccine, including Canada, Sweden, Denmark, Norway, West Germany, the Netherlands, Switzerland, and Belgium. By 1959, the Salk vaccine had reached about 90 countries. [5] An attenuated live oral polio vaccine was developed by Albert Sabin, coming into commercial use in 1961. Less ...
A few years later, during a polio outbreak in Canada, "masked bandits" stole 75,000 Salk vaccine shots from a Montreal university research center. [25] Just months after the vaccine's success was announced, American President Eisenhower signed the Polio Vaccination Assistance Act of 1955, to ensure the vaccine would be distributed to the public ...
Before Jonas Salk developed the first successful polio vaccine in the mid-1950s, the disease killed or paralyzed more than half a million people around the world each year.
Polio: An American Story by David M. Oshinsky, professor of history at the University of Texas at Austin, documents the polio epidemic in the United States during the 1940s and 1950s and the race to develop a vaccine, which led to 2 different types of polio vaccine: inactivated poliovirus vaccine, developed by a team led by Jonas Salk, and oral poliovirus vaccine, developed by a team led by ...
The polio vaccine has all but obliterated the ... meaning 20 million people who would’ve otherwise been paralyzed by polio are ... is a distinctly contagious illness caused by a virus called ...
A lawyer advising Robert F. Kennedy Jr. wants the FDA to revoke approval of the polio vaccine. Before vaccines were available in 1955, polio caused 15,000 cases of paralysis in the US each year ...
2003 – First vaccine for Argentine hemorrhagic fever. [16] 2006 – First vaccine for human papillomavirus (which is a cause of cervical cancer) 2006 – First herpes zoster vaccine for shingles; 2011 – First vaccine for non-small-cell lung carcinoma (comprises 85% of lung cancer cases) 2012 – First vaccine for hepatitis E [17]