WebJun 28, 2016 · Smallpox is an ancient disease caused by the variola virus. Early symptoms include high fever and fatigue. The virus then produces a characteristic rash, particularly on the face, arms and legs. The resulting spots become filled with clear fluid and later, pus, and then form a crust, which eventually dries up and falls off. Smallpox was fatal ... WebIt has been suggested that smallpox was a major component of the Plague of Athens that occurred in 430 BCE, during the Peloponnesian Wars, and was described by Thucydides . Galen 's description of the Antonine Plague, which swept through the Roman Empire in 165–180 CE, indicates that it was probably caused by smallpox. [13]
Smallpox - WHO
WebFeb 27, 2024 · Smallpox was a severe infectious disease that affected humans for thousands of years before its eradication in the late 20th century. The symptoms included … Web2 days ago · vaccine, suspension of weakened, killed, or fragmented microorganisms or toxins or other biological preparation, such as those consisting of antibodies, lymphocytes, or messenger RNA (mRNA), that is administered primarily to prevent disease. A vaccine can confer active immunity against a specific harmful agent by stimulating the immune … fix self closing drawer
History of smallpox: Outbreaks and vaccine timeline - Mayo Clinic
WebFeb 24, 2024 · The first vaccination against smallpox was carried out by the English country doctor Edward Jenner in 1796. Smallpox was a highly infectious disease which caused … WebSmallpox Definition Smallpox is an infection caused by the variola virus, a member of the poxvirus family. Throughout history, smallpox has been a greatly feared disease because it was responsible for huge epidemics worldwide that resulted in large numbers of deaths. In 1980, the World Health Organization (WHO) announced that an extensive program of ... WebSmallpox is one of greatest scourges in human history. This disease, which starts with a distinctive rash that progresses to pus-filled blisters and can result in disfiguration, blindness, and death, first appeared in agricultural settlements in northeastern Africa around 10,000 B.C.E. Egyptian merchants spread it from there to India. cannery shopping center san francisco