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Abstract The sharp decline in physical activity during adolescence is a national concem. However. few studies of adherence to exercise and physical activity have heen conducted with youths. This paper focuses on ecological approaches for promoting physical activily in middle schools. Baseline data collected in physical education classes. leisure time settings, and suuctured extracurricular programs during the four-year Middle School Physical Activity and Nutrition (M-SPAN) project are reviewed. Refocusing physical education goals, promoting gender equity in physical activity opportunities. and linking schools with conimunity agencies are recommended as means for promoting physical activity among adolescents.
Thomas McKenzie (Wed,) studied this question.