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Edward Jenner (17 May 1749 – 26 January 1823) was an English physician and scientist who pioneered the concept of vaccines and created the smallpox vaccine, the world's first vaccine. [ 1 ] [ 2 ] The terms vaccine and vaccination are derived from Variolae vaccinae ('pustules of the cow'), the term devised by Jenner to denote cowpox .
Vaccine-preventable deaths are usually caused by a failure to obtain the vaccine in a timely manner. This may be due to financial constraints or to lack of access to the vaccine. A vaccine that is generally recommended may be medically inappropriate for a small number of people due to severe allergies or a damaged immune system. In addition, a ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 25 November 2024. Administration of a vaccine to protect against disease This article is about administration of a vaccine. For the vaccines themselves, see vaccine. See also: Immunization Medical intervention Vaccinations Girl about to be vaccinated in her upper arm ICD-9-CM 99.3 - 99.5 [edit on ...
Varicella vaccine, also known as chickenpox vaccine, is a vaccine that protects against chickenpox. [9] One dose of vaccine prevents 95% of moderate disease and 100% of severe disease. [ 10 ] Two doses of vaccine are more effective than one. [ 10 ]
Childhood vaccines are considered standard medical practice. The American Academy of Pediatrics "strongly recommends immunizations as the safest and most cost-effective way of preventing disease ...
GENEVA (Reuters) -The United Nations will start vaccinating some 640,000 children in the Gaza Strip against polio on Sunday, a campaign that relies on daily eight-hour pauses in fighting between ...
Inoculation is the act of implanting a pathogen or microbe into a person or other recipient; vaccination is the act of implanting or giving someone a vaccine specifically; and immunization is the development of disease resistance that results from the immune system's response to a vaccine or natural infection.
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