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Ruu-Fen Tzang, Chuan-Hsin Chang and Yue-Cune Chang
The children with attention deficit hyperactivity disorder (ADHD) and co-occuring Conduct Disorder (CD) are predisposed to juvenile delinquency (Cohn et al., 2012; Mannuzza, Klein & Moulton, 2008), but none of previous reports have ever linked juvenile delinquency to internet addiction (IA). Internet addiction is defined as excessively using computer, communication, and consumer (3C) electronic product even appear withdrawal syndrome if such internet addicted behavior being stopped. IA recently has become quite common among adolescents. The published prevalence rates have ranged from 4-6% (Wartberg, Thomsen, Moll & Thomasius, 2014) in Germany to 13.5% (Wu et al., 2013) in China. Indeed, playing computer game, even on line, is not necessary to become IA. But quite of lot of adolescent is not only becoming impaired in their academic or daily life function also they developed as addiction problem