Morbid obesity is a serious medical condition that has become increasingly common in recent years. Bariatric weight loss surgery is one of the most effective ways to treat the problem when conservative treatments have not helped. Scientific and technological developments have made these surgeries important and effective tools in treating people who are extremely overweight, and can help them reach normal weight. These surgeries also help alleviate a variety of health problems, some of which are life-threatening, such as diabetes, heart disease, respiratory difficulties, high cholesterol, sleep apnea, hypertension, and fatty liver disease. Assuta performs the four most common types of bariatric surgeries in the world: gastric sleeve surgery, adjustable lap banding, gastric bypass surgery, bariatric endoscopy. Special considerations regarding weight loss from bariatric procedures: bariatric surgery helps people change their eating habits and consume smaller amounts of food to achieve weight loss. It is important that patients planning surgery prepare for the changes they will need to make in their eating habits following surgery. Post-surgery nutritional counseling is especially important, as is emotional support to help patients adapts to their new lifestyle and to the changes in their external appearance.