WebSmallpox is a disease that is caused by the variola virus. It is an infectious (also known as ‘communicable’) disease meaning it can spread from one person or animal to another, either directly or indirectly. The variola virus, however, infects only humans (meaning animals are unable to catch smallpox). WebJan 3, 2014 · The smallpox vaccine, introduced by Edward Jenner in 1796, was the first successful vaccine to be developed. He observed that milkmaids who previously had caught cowpox did not catch smallpox and showed that inoculated vaccinia protected against inoculated variola virus. The global eradication effort initially used a strategy of mass ...
1862 Pacific Northwest smallpox epidemic - Wikipedia
WebMay 7, 2015 · Smallpox is believed to have first infected humans around the time of the earliest agricultural settlements some 12,000 years ago. No surviving evidence of it, however, predates the so-called New... WebDec 13, 2024 · On 9 December, 1979, health officials declared smallpox as the first and only human disease to be eradicated in what is considered the greatest achievement of … litefreight
Smallpox - WHO
WebNov 21, 2024 · Smallpox is a poxvirus, a group of brick- or oval-shaped viruses that can infect animals and humans; others include myxomatosis and cowpox (chickenpox is not … WebJun 28, 2016 · What is smallpox? Does it occur naturally? How can I catch it and is it contagious? How fast does smallpox spread? Weren't the remaining stocks of the smallpox virus destroyed after smallpox was eradicated? Then why is smallpox being talked about now? Can it be treated? Is a vaccine currently available? WebWhile some antiviral drugs may help treat smallpox disease, there is no treatment for smallpox that has been tested in people who are sick with the disease and proven … imperium skins league