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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.
The polio vaccine has all but obliterated the illness that once killed thousands and paralyzed 15,000 people nationwide every year. ... are shown using canes in ancient Egyptian images. British ...
The vaccine derived from this strain, novel oral polio virus type 2 (nOPV2), was granted emergency licencing in 2021, and subsequently full licensure in December 2023. [75] Genetically stabilsed vaccines targeting poliovirus types 1 and 3 are in development, with the intention that these will eventually completely replace the Sabin vaccines. [76]
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.
The Global Polio Eradication Initiative is an initiative created in 1988, just after the World Health Assembly resolved to eradicate the disease poliomyelitis. [1] Led by the World Health Organization , it is the largest international public health initiative in history.
Two vaccines are used throughout the world to combat poliomyelitis.The first, a polio vaccine developed by Jonas Salk, is an inactivated poliovirus vaccine (IPV), consisting of a mixture of three wild, virulent strains of poliovirus, grown in a type of monkey kidney tissue culture (Vero cell line), and made noninfectious by formaldehyde treatment.
Donald Anderson was the very first "poster child" to raise money for the March of Dimes. He was from Oregon and had been diagnosed with polio in 1943. Photos were taken of Donald in an almost paralyzed state. Another photo was taken seven months later to show how he had improved after receiving treatment funded by the foundation.
International Travel and Health. Chapter 6 - Vaccine-preventable diseases and vaccines (2019 update). World Health Organization. United Nations (2020). Retrieved on 3 December 2020. Countries with risk of yellow fever transmission and countries requiring yellow fever vaccination (July 2019). World Health Organization. United Nations (4 July 2019).