Abstract
The best technological gifts of the 21st century are mobile phones, which are especially well-liked to adolescents. Infinite resources with numerous uses and applications are available on modern mobile devices. Adolescents have behavioral changes as a result of its excessive use. Therefore, it is of interest to explore the connection between smartphone obsession and potential behavioral changes. A School based, co relational study was conducted among 100 adolescents at selected schools at Tamil Nadu. Samples were selected by simple random sampling technique. Data were collected to assess the mobile addiction by using Smartphone Addiction Scale - Short Version (SVSAC) and Pediatric symptom checklist - 17was used to evaluate the behavioral changes. Collected data were analyzed by using descriptive and inferential statistics. The Study shows that 52 adolescents had a high smartphone Obsession, in that 37 had negative behavioral changes due to overuse of the smart phone and also had slight positive correlation between smartphone obsession and behavioral changes. A significant relationship was seen between smart phone obsession with behavioral changes (p<0.001) among adolescents. The study concluded that smart phone obsession and behavioral changes having strong connection in adolescents was significantly associated with their behaviors.