Methods
This study was a randomized clinical trial. The target population was 10th grade female high school students in Isfahan city of Iran. 96 students of a female public high school were included in  the study, allocated to two groups, 32 for intervention group and 64 for control group. Six 90-min sessions were considered for problem-solving and assertiveness skill training which included lectures, question and answer, movie displaying, brainstorming and role-play. The Coopersmith Self-esteem Inventory Questionnaire (CSEI) and General Health Questionnaire (GHQ) were used in order to evaluate the variables of the study before and one month after the intervention.