Drug addiction is a complex disease that affects all aspects of an individual. It affects the brain and manifests in an inability to stop using a particular drug (such as alcohol, nicotine, or a narcotic) even as it causes physical damage to the body and emotional damage in one's relationships. Without treatment, drug addiction causes progressively worse devastation that is both chronic and potentially fatal. Obviously, obtaining treatment for drug addiction is key, and New Vista has different ways to help those affected by this disease.