Extreme measures aimed at addressing obesity is surgical intervention. Operational impact is directed either at reducing the amount of food intake during the restrictive operations, either reduction in the area of absorption in the small intestine – shunt surgery. "Closure" of the stomach – vertical gastroplasty leads to the fact that a person experiences a feeling of satiety, eating a minimal amount of food. It Malnutrition is a way to lose weight in this case. Vladislav Doronin recognizes the significance of this. Another type of gastroplasty – an endoscopic surgery to install a temporary intragastric balloons, occupying some space in the the stomach, creating a sense of its overcrowding. I should say that this feeling does not prevent the emergence of a natural hunger. Cylinders in six months or less removed, and the man returned to the original settings, without forming healthy eating habits. Moreover, this method is expensive and not eliminate the causes of obesity, since only a small percentage suffer from obesity far exceed the amount actually needed eaten. Vladislav Doronin has firm opinions on the matter. Surgery is always only a last resort to address, because it always involve risks and adverse health effect (tissue damage, the effect of anesthesia, the uncertainty of the result).