Cholera,typhoid fever,and yellow fever were often the result in urban areas of

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Poor sanitation leads to the spread of waterborne diseases like cholera and typhoid fever, which can be fatal. Inadequate waste disposal and a lack of clean drinking water were common in crowded urban areas in the past, leading to outbreaks of these diseases. Yellow fever, on the other hand, is spread by mosquitoes and was common in tropical urban areas.

Cholera,typhoid Fever,and Yellow Fever Were Often the Result in Urban