70% of people undergoing lap band surgery experience side effects. 40% of weight loss surgeries account for serious complications including black-outs, malnutrition, infection, kidney stones, bowel and gallbladder problems, liver failure, and, again, an increased risk of
death. I have personally seen personality changes following these procedures including instant alcoholism in one friend when there was formerly no sign of it. Read more posts like this one on our facebook fan page.