Over the last two decades, obesity has reached epidemic proportions in the world, resulting in suffering and premature death. Morbid obesity is a chronic medical illness that has long-reaching consequences and is caused by multiple factors. Bariatric surgery and other non-invasive procedures in carefully selected patients are effective treatments for obesity. It is the only tool for sustained and effective long-term weight loss.The field of surgery is developing rapidly — offering innovative options for patients who have failed to lose weight by diet, exercise and pharmacological...