The effect of cognitive-behavioral therapy group with emphasis on healthy lifestyle on reducing depression, loneliness and depiction of adolescent female students in Tehran

The aim of this study was to determine the effectiveness of cognitive-behavioral group therapy with emphasis on healthy lifestyle on depression, loneliness and body image of female high school students in District 8 of Tehran.

This quasi-experimental study was performed in a pre-test, post-test and follow-up design with a control group. The statistical population of this study was eighth grade female students in District 8 of Tehran. Sampling was cluster type. Finally, 70 students were randomly divided into two groups (35 in the experimental group and 35 in the control group). Treatment was performed only for the experimental group. Beck Depression Inventory, Di Tomaso Loneliness Questionnaire, and Littleton Body Fear Questionnaire were used. Data analysis was performed using analysis of covariance at a significance level of less than 0.05 using SPSS 24 software.

The results showed that in the pre-test stage there was no significant difference between the experimental and control groups (p> 05 0.05), but in the post-test stage there was a difference in terms of all three variables. There is significance (=p = 0.001, F = 18.9 = depression), (=p = 0.001, F = 12.2 = feeling lonely), ( = 0.001) p, 1 / 20F =  body image).

The results showed that cognitive-behavioral therapy with emphasis on healthy lifestyle is effective in improving depression, loneliness and body image.