What's Happening With Cholera Today?

Aaron Carroll: Linking the spread of cholera to unclean water was a huge motivator for developing sewage systems. He says many economically poor countries today are still struggling with waste disposal and sanitation practices where diseases such as cholera are still very prevalent. "In these places, it's kind of like a positive feedback loop," he says. "[It] reduces people's ability to work, which then further destabilizes the economy"