Substance addiction is the repetitive use of mind-altering substances, despite negative consequences, which can produce a feeling of pleasure, relaxation, or relieve negative feelings. Mind-altering substances include alcohol, drugs, and any other substances that alter a person’s state of mind. As use and abuse continues to progress, the effects of using substances diminishes and more drugs or alcohol are needed to achieve the same feeling of pleasure, reward, or relief. Vulnerability to substance addiction depends upon the individual and his genes, the environment, and social factors. The more risk factors present is a person’s life, the more likely that substance use will result in addiction. According to the National Institute of Drug Abuse, genetic factors account for up to 60% of an individual’s susceptibility to addiction. (SUBSTANCE USE, ABUSE AND ADDICTION: PART 1 OF 2, 2012). According to Alcoholics Anonymous, substance addiction is a cunning, baffling, and powerful disease.