A highly contagious disease, cholera is caused by bacterium Vibrio cholerae that affects the absorption of water in the small intestine. When it is severe, it causes diarrhea within a few hours, which means loss of fluid in a short spell of time. The loss of fluid would be through stools and violent vomiting. A water-borne disease, cholera can be prevented by taking caution over what a person eats and drinks. Drinking purified water and eating a healthy, hygienic nutritious diet would help you avoid the disease. There are a number of home remedies that can help cure a person of cholera, some of which have been mentioned below.