Introduction: The aim of this study was to investigate the effect of 8 weeks of rhythmic physical activity on physical self-description of and displacement motor skills of sedentary children.
Methodology: The study was Quasi-experimental and all the 8 to 11 years old sedentary boys of Tehran province constitute population of this study The statistical sample was 30 girls which are sedentary and had no experience in sports exercise. Children were divided into experimental and control groups and experimental group participated in 16 training sessions in 45- 40 minutes training program. During this period, the control group performed regular school activities and did not operate efficiently and regular training. Program includes a combination of rhythmic movements, with an emphasis on balance, coordination and the orientation. In this study, the displacement test of gross motor skills Ulrich Second Edition was used. Also in this research the Short Form of Physical Self-Description Questionnaire- Marsh et al (2010) was used. For data analysis, T-dependent test and independent t-test was used to determine the differences between the two groups. Data analysis was done by software spss version 22.
Results: The results show that rhythmic exercises have significant impact on physical self-description and displacement motor skills in sedentary children.
Discussion: This study examines the place of rhythmic exercises to improve physical and psychological characteristics of children to the conclusion that rhythmic exercises improve children's self-description and as well as with improving motor skills displacement important role in increasing physical activity and motivation to participate in sports programs.