When you hear of addiction what usually comes to your mind? There is the connotation of an individual who is dependent on an illegally obtained drug such as cocaine, marijuana, heroine or other narcotics. But the fact is that anybody can get addicted even on a legally prescribed medication. The difference is that narcotics has a much more potential to cause addiction because of their strong effect on the human body.  Addiction is totally different from drug dependence. Drug dependence occurs ...