In this book. it is in greater enthusiasm that the researcher tries to offer a brief of the study, “Youth and Substance Abuse: A Study of student and non-student youth in Visakhapatnam City, Andhra Pradesh, India. This study offers valuable insights, updated information and relevant principles, new questions and answers, new program information, and expanded references to guide the readers. This study summarizes sections of the global, national and local perspectives as instrumental guide for community use especially among the youth. It is in this light that the researcher hopes to convey the message to public to find both the intellectual guide and scientific instrument useful and helpful for the community, academe, organizations and individuals.