Aim and Background:internet addiction is a psychosocial disorder that has had a dramatic effect on the adolescent and young generation in expanding societies, and has important consequences such as emotional turmoil, emotion, aggression, psychosis, adverse interpersonal relationships. The present study aimed at the effectiveness of reality therapy based on the quality of life of adolescents with internet addiction on excitement and peer relationships. Methods and Materials:In the qualitative stage, it was a phenomenological method, and 15 teenagers were selected and interviewed from among teenagers with Internet addiction under counseling in the counseling centers of Isfahan city. With Claizi's method, 9 main concepts and 33 secondary concepts were extracted and based on them, a reality therapy package based on quality of life was compiled. In the quantitative stage, it was a semi-experimental method with a pre-test-post-test design with a control group and a follow-up period. 30 teenagers with internet addiction were selected by purposeful sampling method and randomly assigned to two experimental and control groups. The experimental group received reality therapy intervention based on quality of life during two months in ten sessions of 120 minutes. The questionnaires used included internet addiction, sensation seeking and relationships with peers. Findings:The results of variance analysis with repeated measurements showed that reality therapy based on quality of life has a significant effect on excitement seeking and relationships with their peers in the post-test and follow-up stages (P<0.001). Conclusions:The results showed that quality of life-based reality therapy intervention of adolescents with internet addiction using the principles of quality of life and the theory of choice theory can be used as an effective intervention to improve excitement and relationships with their peers
