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The bubonic plague was the most commonly seen form during the Black Death. The bubonic form of the plague has a mortality rate of thirty to seventy-five percent and symptoms include fever of 38–41 °C (101–105 °F), headaches, painful aching joints, nausea and vomiting, and a general feeling of malaise.
Plague repeatedly struck the cities of North Africa. Algiers lost 30,000–50,000 inhabitants to it in 1620–1621, and again in 1654–1657, 1665, 1691, and 1740–1742. [178] Cairo suffered more than fifty plague epidemics within 150 years from the plague's first appearance, with the final outbreak of the second pandemic there in the 1840s. [115]
The Black Death ravaged much of the Islamic world. [55] Plague was present in at least one location in the Islamic world virtually every year between 1500 and 1850. [56] Plague repeatedly struck the cities of North Africa. Algiers lost 30,000–50,000 to it in 1620–1621, and again in 1654–1657, 1665, 1691, and 1740–1742. [57]
Colorado health officials have confirmed a human case of the plague, the rare bacterial infection infamously known for killing tens of millions in 14th century Europe. Today, it's easily treated ...
Mortality from bubonic plague today is between 1% and 10%, whereas septicemic plague may have mortality as high as 50% — and if untreated, it's over 90%. Fleas can spread other diseases too
Yersinia pestis (Y. pestis; formerly Pasteurella pestis) is a gram-negative, non-motile, coccobacillus bacterium without spores that is related to both Yersinia enterocolitica and Yersinia pseudotuberculosis, the pathogen from which Y. pestis evolved [1] [2] and responsible for the Far East scarlet-like fever.
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A natural reservoir of plague is located in western Yunnan and is an ongoing health risk today. The third pandemic of plague originated in this area after a rapid influx of Han Chinese to exploit the demand for minerals, primarily copper, in the latter half of the 19th century. [50] By 1850, the population had exploded to over 7,000,000 people.