Introduction
The World Health Organization (n.d) defines substance abuse as the harmful or hazardous uptake of psychoactive chemicals, including illicit drugs and alcohol. According to the National Institute on Drug Abuse (2014), substance abuse refers to the use of legal or illegal drugs inappropriately. This term includes the repeated use of drugs for pleasure, stress alleviation or reality alteration as well as the use of prescription medicines in other ways than prescribed (NIDA, 2014). Substance abuse and addiction can lead to potentially fatal diseases such as lung disease, HIV/AIDS, cardiovascular problems, cancer, and hepatitis (Marsiglia et al., 2014). People who ...