WebSep 15, 2016 · Summary. Smallpox is a disease caused by the Variola major virus. Some experts say that over the centuries it has killed more people than all other infectious … WebImpact: By 977, the last endemic case of smallpox was recorded in Somalia. in may 980, after two years of surveillance and searching, the World Health assembly declared that smallpox was the first dis-ease in history to have been eradicated. T he eradication of smallpox—the complete ex-termination of a notorious scourge—has been
Smallpox - The course of the disease Britannica
WebJan 26, 2024 · Smallpox is a deadly infectious disease caused by a virus. It hasn’t caused an infection since the 1970s. It no longer exists in the wild, but scientists keep samples of the virus in two labs. Several related pox viruses exist in nature. Smallpox can appear in different ways, but typically a person gets a high fever and feels a flu-like illness. WebMar 11, 2009 · Smallpox is a viral infection caused by the Variola virus (an Orthopoxvirus) that can affect people of all ages.Smallpox is contagious and has a 30% fatality rate. The infection manifests with a fever, which precedes the development of a progressive rash that occurs all over the body starting in the mouth and on the face. grace college education programs
Smallpox vaccine scar: Pictures, causes, and more
WebApr 10, 2024 · HIGHLIGHTS. who: Hussain Haider Shah from the Aliah University, India have published the Article: Human monkeypox u2014 After 40 years, an unintended consequence of smallpox eradication, in the Journal: (JOURNAL) of July/23,/2024 how: The authors declare that the research was conducted in the absence of any commercial or financial … WebJan 3, 2014 · The history of smallpox holds a unique place in medicine. It was one of the deadliest diseases known to humans, and to date (2016) the only human disease to have been eradicated by vaccination. The smallpox vaccine, introduced by Edward Jenner in 1796, was the first successful vaccine to be developed. WebSmallpox spreads primarily through respiratory-droplet nuclei, but infected clothing or bedding can also spread infection. 1,17 Although smallpox is less transmissible than … grace college federal school code