What is a gastric balloon and how does it work?It is a soft intragastric device which is filled with a saline solution and then placed in the stomach. It fills a portion of the stomach making a person feel less hungry. This, in turn, enables them to eat smaller portions while still experiencing the feeling of being full. For successful weight loss, you should stick to a customized weight loss plan that includes exercise and diet before, during and after the period in which the gastric balloon is...