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Global cholera outbreak: More than 1 billion people are at risk

Twenty-two countries are in the midst of an outbreak, but an additional 21 nations could be at risk amid a worldwide surge in infections

By Jason Arunn Murugesu

27 February 2023

Health workers treat people with cholera at a hospital in Lilongwe, Malawi, in January 2023

Health workers treat people with cholera at a hospital in Lilongwe, Malawi, in January 2023

Thoko Chikondi/AP/Shutterstock

Cholera cases are increasing, with 22 countries around the world experiencing an outbreak. After years of decline, incidences rose in 2022 due to vaccine shortages, climate change and escalating conflict, in a trend that is expected to continue following recent cyclones and Syria’s earthquake.

During the first 29 days of January, 26,000 cholera cases were reported throughout Africa – already reaching 30 per cent of the continent’s total in 2022. Philippe Barboza at …

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