Describes a complex of methods for the implementation of scientific research, the information of those who were researched is represented, methodology and methods of the research are described.Covers a wide range of problems, in particular a comprehensive study of motivation for both physical activity (needs, interests, self-conception, performance, leisure and factors of a healthy lifestyle), and for learning and succeeding.Objective: to study gender peculiarities and differences in self-description of physical development of schoolchildren. Material: The study involved schoolchildren of 5-11 grades (n = 638), among them: young men - 282, girls - 386. Correlation analysis of self-description of subjective indexes of physical development of schoolchildren has been conducted. Results: Using the results of the testing “Self-description of physical development”. It was found out that the correlational connection of indicators of self-description of the physical development of respondents of all ages have certain gender differences. We found that general self-esteem of boys of primary school age is affected by more indicators than of the girls. Young men associate with their own self-esteem and physical qualities: coordination and flexibility. Girls associate their health with physical activity and their own physical abilities. Conclusions: The obtained results of the scientific experiment give us the right to assert the existence of age and gender differences between the indicators of self-description of boys and girls who are engaged in and not engaged in sports. The study of self-assessment of physical boys and girls of different ages helped to draw conclusions about common and different priorities of the motivational sphere of physical culture and sports in gender and age.
The Relationship between School-related Stress and Depression in Adolescents: Examining the Mediating Effects of Perfectionism, Self-esteem, and Gender Differences