“…Given the importance of addiction problems and the growing tendency of young people, especially students, this study was conducted to investigate the association of drug abuse and quality of life in students. The results of the study showed that approximately 22% of addiction is caused by a variety of quality of life, Also, in the subcategories of substance abuse orientation, depression and helplessness, anxiety and fear, high excitement, and positive attitude towards drugs were the lowest to the highest, respectively, which were consistent with the studies (18)(19)(20)(21)(22), Certainly, addiction is influenced by various factors that, due to the significant relationship between addiction and the quality of life of universities, are required to take appropriate measures and teachings to increase the quality of life of students. The highest levels of addiction were initially in the basic sciences, undergraduate, interns, and extern (23)(24)(25)(26), this is probably due to the greater leisure time of these students and the risk ability and experience of these students in this course of study, which requires more attention to this course, which shows the impact of the course on the tendency to addiction.…”