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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 organization's annual fundraising campaign coincided with Roosevelt's birthday on January 30. The organization initially focused on the rehabilitation of victims of paralytic polio and supported the work of Jonas Salk and others that led to the development of polio vaccines. The modern March of Dimes focuses on preventing premature births ...
How is polio prevented? Experts say that widespread use of the polio vaccine made all of the difference in terms of eliminating polio cases originating in the U.S. In the 1940s and 1950s, polio ...
Story at a glance Polio is caused by a virus and spread through contact with feces. The virus infects the throat and intestines, and can cause flu-like symptoms. Paralysis from the polio virus is ...
Polio typically spreads from person to person via fecal-oral transmission, according to the CDC, but it can also spread through a sick person’s respiratory droplets. You might catch it from ...
There are two kinds of polio vaccine—oral polio vaccine (OPV), which uses weakened poliovirus, and inactivated polio vaccine (IPV), which is injected. OPV is less expensive and easier to administer, and can spread immunity beyond the person vaccinated, creating contact immunity. It has been the predominant vaccine used.
Itzhak Perlman, a polio survivor, plays the violin while seated. Poliomyelitis (often simply called polio) is an acute viral infection that involves the gastrointestinal tract and occasionally the central nervous system. Poliovirus is acquired by faecal–oral or oral transmission.
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.