History Of Vaccine Timeline

Few diseases frightened parents more in the early part of the 20 th century than polio did.

History of vaccine timeline. The story of vaccines did not begin with the first vaccine edward jenner s use of material from cowpox pustules to provide protection against smallpox. Rather it begins with the long history of infectious disease in humans and in particular with early uses of smallpox material to provide immunity to that disease. The chart displays many of the vaccination related events that have occurred since jenner s discovery of the smallpox vaccine.

This is a timeline of the development of prophylactic human vaccines early vaccines may be listed by the first year of development or testing but later entries usually show the year the vaccine finished trials and became available on the market. Polio struck in the warm summer months sweeping through towns in epidemics every few years. If the timeline for the production and distribution of a coronavirus vaccine seems long that is because there are many steps in place to ensure that it is safe and effective.

Though most people recovered quickly from polio some suffered temporary or permanent paralysis and even death. This timeline highlights both the struggles and the victories against them in the ongoing human fight against disease.

Source : pinterest.com
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