Preventive medicine
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Preventive medicine · Feb 2011
Comparative StudyScreen time and risk behaviors in 10- to 16-year-old Canadian youth.
To examine television, computer, and video game use as possible determinants of multiple risk behaviors (MRB) among Canadian youth. ⋯ High computer use was the screen time behavior that was mostly strongly and consistently associated with engagement in MRB. Future research is needed to understand the relationship between specific screen time behaviors and adolescent health to help strengthen current screen time guidelines for youth.
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Preventive medicine · Feb 2011
Comparative StudyPhysical activity, cardiorespiratory fitness, and obesity among Chinese children.
To investigate the relationships of cardiorespiratory fitness (CRF) and physical activity (PA) with the risk of overweight/obesity in Chinese schoolchildren. ⋯ The results showed a strong negative association between CRF levels and children's BMI and weight gain.
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Preventive medicine · Feb 2011
Adolescents' attitudes toward sports, exercise, and fitness predict physical activity 5 and 10 years later.
To determine whether adolescent attitudes towards sports, exercise, and fitness predict moderate-to-vigorous physical activity 5 and 10 years later. ⋯ Adolescents' exercise-related attitudes predict subsequent moderate-to-vigorous physical activity independent of baseline behavior suggesting that youth moderate-to-vigorous physical activity promotion efforts may provide long-term benefits by helping youth develop favorable exercise attitudes.