Alexithymia is a psychological trait characterized by difficulty in identifying and describing emotional feelings,as well as deficits in social attachment and interpersonal communication skills.In recent years,the prevalence of alexithymia among adolescents has become increasingly common,posing significant threats to their physical and mental health and imposing a heavy burden on families and society.This study conducts a systematic review of relevant literature from domestic and international databases to examine the influencing factors,assessment tools,and intervention strategies for adolescent alexithymia.The findings aim to provide a reference for early identification,prevention,and the development and application of targeted interventions for adolescent
alexithymia.