The rise in bariatric operations has been exponential because of the greater acceptance for these procedures. Although complication rates are relatively low, they can result in formidable disability. Adverse outcomes also result in medical malpractice claims that are particularly problematic for bariatric surgery practices. For these reasons, surgeons performing these operations must be knowledgeable and must possess the technical skills required for managing complications when they occur. The purpose of this article is to review the major complications that occur following anti-obesity procedures and to provide recommendations regarding their management.