Search results
Results from the WOW.Com Content Network
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.
On Saturday, June 17, 1916, an official announcement of the existence of an epidemic polio infection was made in Brooklyn, New York. Over the course of that year, there were over 27,000 cases and more than 6,000 deaths due to polio in the United States, with over 2,000 deaths in New York City alone. [1]
The history of polio (poliomyelitis) infections began during prehistory. Although major polio epidemics were unknown before the 20th century, [1] the disease has caused paralysis and death for much of human history. Over millennia, polio survived quietly as an endemic pathogen until the 1900s when major epidemics began to occur in Europe. [1]
In the 1940s there were 40,000 new cases every year, and summer programs for children were restricted, especially swimming pools. From 1938 through the approval of the Salk vaccine in 1955, the foundation spent $233 million on polio patient care, which led to more than 80 percent of U.S. polio patients' receiving significant foundation aid. [67]
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 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 ...
In the early 1950s, before Salk’s vaccine, polio outbreaks caused more than 15,000 cases of paralysis each year, the CDC said. After the vaccines — there are two: trivalent inactivated ...
Main Menu. News. News