What is cholera? What are the symptoms and why is it so lethal?

Cholera is an infectious and ofter fatal bacteria disease of the small intestine. Symptoms are diarrhea, fatigue and weakness, nausea, vomiting and dehydration.

Cholera is a bacterial disease usually spread through contaminated water. Cholera causes severe diarrhea and dehydration. Left untreated, cholera can be fatal within hours, even in previously healthy people. Modern sewage and water treatment have virtually eliminated cholera in industrialized countries.