It starts with experiments and expands its cobweb all over life. Drug and alcohol addiction is major health issue for many countries. In poor and underdeveloped countries drug and over alcohol usage is major issue and affects the population, larger parts of world suffer. If you see someone in the grip of over use of drugs and alcohol, that person needs help. The damages on body because of addiction are sometime permanent and beyond further control.  There are professional and help groups in many countries to overcome the addiction. Your doctor can be of great help in all situations. To over come the compelling feeling, it requires the great effort to overcome and neglect the impulses. Initially, person can feel discomfort because of withdrawal symptoms but it is good for life and people around us to help the person.