The Influence of Physical Activity on Standing Posture in Childhood

This study examines the relation on physical activity, steps, standing posture by objectifying children who are in 3rd to 6th grade in an elementary school. It also aims at examining the obtainment more than the average steps, physical activity, in childhood forms better standing posture. The subjects were in total 386 elementary school student in 3rd to 6th grade, and they were categorized into five groups by 2000 steps; group I, less than 4000 steps (73 subjects), group II, 4000 to 5999 steps (94 subjects), group III, 6000 to 7999 steps (89 subjects), group IV, 8000 steps to 9999 steps (87 subjects) and group V (43 subjects). These analysis categories were compared and examined with one-way analysis of variance. Consequently, the following four results were introduced. ( 1) Significant differences on“standing posture”in the four categories out of five, Angulus acromialis, Greater trochanter angle, ASIS-Pubis and ASIS-PSIS, were seen among group I, II and III, and group IV and V. The latter group is similar to the angle value for better standing posture than the former. (2) Stepping on ( 1), the obtainment of 8,000 steps on average a day related greatly to the“strangeness on children’s body”. ( 3) Children who got a habit for bad standing posture were seen in the group IV and V like group I, II and III or more than worse, and especially a large number of children who walk in a heel contact were seen. To this point, relevant children have common tendencies for“unbalanced exercise experience such as baseball and soccer”and“no exercise experience expect after school activities”