Balance is a function of the musculoskeletal system that is indispensable to the moor function because it ensures the stability of postures and the orientation of body movements in space. The sense of balance is complex and it allows the adjustment of the position of the head according to the body and of the position of the body according to the environment. Balance has two forms of adaptive reactions: dynamic balance and static balance. This paper aims to identify the possible disorders of the

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... dynamic balance among the school age population, through a gender comparative study. The subjects of this research were children between the ages of 7 and 10. On the occasion of the International Day of Sport for Development and Peace, on April 6, 2017, within a project organized by the Faculty of Movement, Sports, and Health Sciences, at the "Vasile Alecsandri" University of Bacau, this team of authors has assessed the bio-motor potential in a school age population. The number of investigated subjects was 150 primary school pupils, 75 females and 75 males. The tests used to assess their dynamic balance were the Bass test and the Fukuda test. The observational experiment evaluated the initial and the final tests for the dynamic balance. The conclusions that can be drawn from this study show that there is a high number of children with disorder balance, both male and female. This can lead to significant long term implications for the harmonious psycho-motor development of their bodies.