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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.
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 ]
Polio primarily infects children under 5 and has done so around the globe for millennia. ... Polio was “the most feared disease in the world” throughout the late 19th and early 20th centuries ...
1955 newspaper headlines on the development of an effective polio vaccine. During the early 1950s, polio rates in the U.S. were above 25,000 annually; in 1952 and 1953, the U.S. experienced an outbreak of 58,000 and 35,000 polio cases, respectively, up from a typical number of some 20,000 a year, with deaths in those years numbering 3,200 and ...
Polio has been a common childhood vaccine since the 1950s, but do adults need a polio booster? What about if you’re planning to travel? Infectious disease experts break it down.
Sep. 18—Question : We don't think my dad ever got the polio vaccine. He was not born in the United States and doesn't have any immunization records from early childhood. Question : We don't ...
A child receives oral polio vaccine during a 2002 campaign to immunize children in India. Poliovirus. Polio eradication, the goal of permanent global cessation of circulation of the poliovirus and hence elimination of the poliomyelitis (polio) it causes, is the aim of a multinational public health effort begun in 1988, led by the World Health ...
After the U.S. recorded its first polio case since 2013 this summer, what was once perceived by many Americans as a disease of the past has become a more Polio in Children: What Parents Should ...