A gastric balloon is an endoscopic treatment, alternative of bariatric surgery for weight loss. In this, soft, silicone sack placed into the stomach and filled with air and sterile water which reduces the frequency of eating. It will make you feel fuller faster than you normally would and not feel hungry in the first couple of weeks, and leading to rapid weight loss. Patients should try to avoid unnecessary physical activities until a week has passed. During the six months after the surgery, 10-15% of body loss is experienced. It may also help to improve or resolve conditions related to being overweight, such as heart disease or stroke, high blood pressure, severe sleep apnea, and type 2 diabetes.