Objective:To investigate the psychological intervention,exercise intervention and intervention in three different intervention methods and four different modes of intervention on adolescent mental stress.Methods:Using ANCOVA to analyze the adolescent mental stress and the interaction between the factors and the combined effect.Results:the difference of three different interventions on the adolescent psychological stress before and after the intervention is significant;difference before and after the intervention of four different intervention on adolescent mental stress is significant.Multiple comparison analysis showed that psychological intervention:comprehensive intervention more effective than exercise intervention,exercise intervention is better than psychological intervention;groups + psychological intervention is better than the group intervention,group intervention is better than that of individual and individual + psychological intervention is better than personal intervention.Conclusion:Comprehensive intervention and groups + psychological intervention to alleviate adolescent mental stress are the most effective ways and means.