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Most cases of polio are in children under 5 years old, but experts say being vaccinated protects against the potentially fatal disease. (Photo: Getty Images) (Getty Images/iStockphoto)
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.
Polio primarily infects children under 5 and has done so around the globe for millennia. ... RSV can be deadly, especially for older adults. What to know about symptoms and the new vaccine.
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.
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 ...
Post-polio syndrome (PPS, poliomyelitis sequelae) is a group of latent symptoms of poliomyelitis (polio), occurring in more than 80% of polio infections. The symptoms are caused by the damaging effects of the viral infection on the nervous system and typically occur 15 to 30 years after an initial acute paralytic attack.
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.
It was the world's first successful polio vaccine, declared "safe, effective, and potent." [1] It was possibly the most significant biomedical advance of the twentieth century. [1] In 1954, the year leading up to the announcement, polio was killing more American children than any other infectious disease.