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How do cholera outbreaks occur?

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Cholera outbreaks occur through contaminated water being ingested. The bacteria Vibrio cholerae, being the cause of this disease, resides in fecal matter, and if anyone infected with cholera defecates in water and that water is not thoroughly cleaned, disinfected, and sterilized, there's a very high chance that anyone drinking that water will be infected as well. read more

Japan suffered at least seven major outbreaks of cholera between 1858 and 1902. Between 100,000 and 200,000 people died of cholera in Tokyo in an outbreak in 1858–60. In 1854, an outbreak of cholera in Chicago took the lives of 5.5% of the population (about 3,500 people). In 1853–4, London's epidemic claimed 10,739 lives. read more

Cholera is an acute, diarrheal illness caused by infection of the intestine with the toxigenic bacterium Vibrio cholerae serogroup O1 or O139. An estimated 2.9 million cases and 95,000 deaths occur each year around the world. The infection is often mild or without symptoms, but can sometimes be severe. read more

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