Psychosocial factors underlying physical activity. - 1 views
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Zach S on 19 Nov 10Juan Zhang. Middlestadt, Susan E.Cheng-Ye Ji."Psychosocial factors underlying physical activity." International Journal of Behavioral Nutrition & Physical Activity; 2007, Vol. 4, p38-10, 10p, 8 Charts. Academic Search Complete. Web. November 18, 2010. The increase in obesity in China. Trying to prevent this by encouraging middle schooler in China the importance of being physicaly fit and excersising.