This book includes a brief summary of diarrheal disease its causes prevention treatment and diagnosis. Diarrhea is a condition in which faeces are discharged from the bowels frequently and in a liquid form and a range of symptoms including diarrhea and vomiting.The author hopes you will find this book best and it will help you gain a lot of knowledge of diarrhea and after reading this book you will be able to define diarrhea its causes how to prevent it and its treatment.