Bariatric surgery refers to a range of surgical procedures designed to help severely obese people lose weight. With millions people suffering from severe obesity, the number of bariatric procedures has risen exponentially over the last two decades.

Bariatric surgical procedures are an option for treating severe obesity, by reducing intake or absorption of calories. There are various procedures, all of which have potential complications. Bariatric surgery should always be performed in a specialist centre, and long-term follow-up of patients is necessary.

These procedures can be categorized according to their modes of action. Some limit food intake, generally by decreasing the size of the stomach so that patients feel sated sooner than they did before surgery. Others restrict the body’s ability to absorb some components of food, including calories. A third category incorporates aspects of both methods.

All of the procedures usually are performed using Key hole surgery / Laparoscopic methods.

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