WebFeb 23, 2024 · While it spreads very easily from person to person, the initial symptoms are flu-like and may include: 2 . High fever. Fatigue. A headache . A backache. Vomiting. A few days later, flat red sores or spots … WebFeb 27, 2024 · Experts do not know where it originated, but — based on the presence of smallpox-like rashes on some ancient Egyptian mummies — they estimate that it existed …
Smallpox Definition, History, Vaccine, & Facts Britannica
Smallpox was caused by infection with variola virus, which belongs to the family Poxviridae, subfamily Chordopoxvirinae, and genus Orthopoxvirus. The date of the appearance of smallpox is not settled. It most probably evolved from a terrestrial African rodent virus between 68,000 and 16,000 years ago. The wide range of dates is due to the different records used to calibrate the molecular clock. One clade was the variola major strains (th… WebOct 2, 2007 · The earliest unmistakable description of smallpox first appears in the 4th century A.D. in China, the 7th century A.D. in India and the Mediterranean, and the 10th … phone number for lottery results
Mpox - Wikipedia
WebAug 5, 2024 · Smallpox is caused by the variola virus. The virus can spread: Directly from person to person. You can catch the smallpox virus by being around someone who has it. … WebDec 10, 2024 · National Trust, Stourhead. Born in 1749 to a large family in Berkeley, Gloucestershire, Jenner had a good education, though he was orphaned at age five and sent to live with his brother. As a schoolboy, Jenner received the smallpox inoculation, and at 14 became apprenticed to a surgeon. 'Blossom', the Cow 1796 or after. WebThe variola virus causes smallpox. There are two variants of variola: variola major and variola minor (or variola alastrim). Variola major caused most cases of smallpox and the most deaths. Variola minor caused similar, but less severe, symptoms. It was only fatal in 1% of cases, compared to over 30% of cases of variola major. how do you redshirt in college football