Second Edition, offers researchers and clinicians a single-volume resource on the nature, extent and treatment of addictive problems in adolescents. The book is divided into three main parts. Part one addresses the foundations of addictive problems, including developmental, social, and neurobiologicl factors. Part two addresses common addictions among adolescents. New chapters include e-cigarette, smartphone, social networking, and exercise addiction. Part three discusses challenges and recommendations for future research in adolescent addiction. All chapters in part two follow a similar format to introduction and clinical characteristics, screening and clinical assessment methods, epidemiology, cormorbidity, course and outcome, protective and risk factors, evidence-based clinical strategies for prevention and treatment, and a concise summary of key clinical points.