This book provides a comprehensive review of literature of various aspects of bariatric surgery arriving at practical recommendations for simplifying day to day practice. This book is divided into 10 sections covering selection of patient, preoperative predictors of outcome, technical considerations, specific situations, post-operative pathways, management of complications, revisional surgery, and perioperative nutritional aspects. It covers specific situations in bariatric surgery such as GERD, hernia repair, gallstone disease, PCOD, NAFLD and end-organ disease.