The aim of the present study first is to explore the relationship of using cell–phone and adolescence behaviour. Second to find out the effect of cell–phone due to persistent use on psychological health, and third to study the relationship between persistent use of cell– phones and its effect on adolescence attention and concentration. Sample for the study include 208 school going adolescence (110 male, and 98 female) between the age group 6 to 18 years, from Greater Noida and Nagpur. The data were analysed with the help of compared “t” test, an analysis of variance showed a mean of adolescence boys and girls on Anxiety, somatic problem, attention deficit, oppositional defiant problem, and conduct problem aresignificant. In the view of a current study, “communication, responsibility, educational difficulties and relationships all seem to be negatively influenced by the use of cell–phone in adolescence boys and girls. Frequent Cell– phone use has been associated with stress, sleep disturbances, and symptoms of depression, anxiety, somatic problem, attention deficit, oppositional defiant problem, and conduct problem among adolescence.