(1.School of Physical Education and Health Sciences，Zhejiang Normal University，Jinhua 321004，China；2.School of Physical Education and Sport Training，Shanghai University of Sport，Shanghai 200438，China)
Abstract: Through the terms of introducing backgrounds, theoretical basis, guideline objectives, target populations, guideline structures, suggestion contents and benefits of the two countries’ guidelines, the study analyzes the 24-hour physical activity guidelines for children and adolescents in Australia and Canada. The results of the study show that the extraordinary characteristics for physical activity guidelines from both Australia and Canada includes as follows: creating the guidelines through the domination of the state and the synchronized collaboration of multiple subjects, specifying age groups of target populations and emphasizing the synchronized effect with physical activity, sedentary behavior and sleep, producing guidelines based on the latest research evidence, complying with the local national situation, and paying more attention to supports from parents, educators, and educational organizations. The study suggests that based on Physical Activity Guidelines for Chinese Children and Adolescents at present our country should consider create and promote Chinese 24-hour physical activity guidelines for children and adolescents, in order to comprehensively promoting and improving the scientific direction and guidance level about healthy growth and development for Chinese children and adolescents.
Key words: children and adolescents；physical activity guidelines；Canada；Australia