One of the benchmarks of physical education in primary school consists in maintaining optimal health and increase adaptability to environmental factors. Thus, we conducted a study to show the physiological indicators noticing by Ruffier test sample is a functional cardio-vascular valuable, especially for children and elderly untrained person. We aim with this study to demonstrate the correlation of test results obtained in clinical orthostatic different groups of students at that age, in order to propose to improve the physical fitness of subjects and selection for athletic performance. The sample has the advantage of being easy to execute, even in the group. The study undertaken following methods were used for research: bibliography study, observation pedagogical method tests, statistical and mathematical methods of processing and interpretation of data. Expected results from this study are even more important as children's health is a matter of public interest and concern specialized international institutions and medical research to the younger generation. The data obtained will be implemented at the school and available to those who wish to consult the bibliography and published materials. In a study undertaken we conclude we can say that consolidation motion skills and the primary school is performed simultaneously with performing exercises of physical development, as well as through a drive system specially developed that must be present in lesson Physical Education.