This book comprises the basic and advanced study of cholera and its impacts. The book also presents a broad overview on challenges posed by cholera and effective methodologies to tackle them. Vibrio cholerae is a powerful bacterium which causes the potentially lethal disease of Cholera, a disease which continues to be a major issue of concern across healthcare in the Third World. It is a complicated disease and a grave threat to health safety, as witnessed in the latest epidemic in Haiti and adjoining areas. However, with rapid progress in studies, it has now become completely preventable and curable. Major facets include a history of the disease, geographical distribution, transmission patterns and modes, bacterium characteristics, and preventive measures. This book will serve as a treasured resource for those who are toiling hard towards the improvement of public health. It presents a knowledgeable account from various experts who have made significant contributions to the sphere of understanding cholera.