The Effect of a Period of Regular Exercise Activity on the Aggression of Educable Mentally Retarded Students

The current study aimed to examine the effect of a period of regular exercise on the aggression of educable mentally retarded students aged between 9 and 15 in Lordegan city. For this purpose، 28 students were selected randomly and divided into two groups: 7 boys and 7 girls in experimental group and 7 boys and 7 girls in control group. Ghezelseflu et al. (1387) aggression scale was used as a pretest for both groups. A period of exercise program as an intervention program was run for 2 months، every week، 3 sessions (45 minutes) per week on the experimental group. After intervention program، aggression scale was run again. The data were analyzed by covariance using spss software. The results showed that a significant difference between control and experimental groups'' performance (P<0. 001) in aggression which showed that a period of exercise program reduced the aggression and its subscales in the experimental group. It was concluded that regular exercise program reduced the aggression of educable mentally retarded students.