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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.
The U.S. was recently added to a list of roughly 30 countries where vaccine-derived polio is circulating. WSJ’s Daniela Hernandez explains what vaccine-derived polio is, how this strain made it ...
Officials say vaccine hesitancy is on the rise and experts warn it's a situation that can lead to more outbreaks of diseases Americans haven't seen in a long time.
Of the three strains of WPV, the last recorded wild case caused by type 2 (WPV2) was in 1999, and WPV2 was declared eradicated in 2015. Type 3 (WPV3) is last known to have caused polio in 2012, and was declared eradicated in 2019. [59] All wild-virus cases since that date have been due to type 1 (WPV1). [60]
Around 30–40 years after contracting paralytic poliomyelitis, about 25–40% of cases lead to post-polio syndrome. Symptoms include muscle pain, further weakening of muscles and paralysis. [1] [2] Surviving paralytic polio can be a life-changing experience. Individuals may be permanently physically disabled to varying degrees.
Paul Alexander, the man who lived inside an iron lung for over 70 years after contracting polio, died Monday after being hospitalized for Covid last month, his friends and family said.He was 78. ...
Wytheville (/ ˈ w ɪ θ v ɪ l / WITH-vil) is a town in, and the county seat of, Wythe County, Virginia, United States. It is named after George Wythe, a signer of the United States Declaration of Independence and mentor to Thomas Jefferson. Wytheville's population was 8,264 at the 2020 census. [6]
Since 2017, there have been 396 cases of polio caused by the wild virus, versus more than 2,600 linked to the oral vaccine, according to figures from the World Health Organization and its partners.