Sedentary Behavior Associated with Obesity in Rural-to-Urban Migrant Children by Comparison of Those in Rural and Urban Area in China

Obesity is one of the most important and the fastest growing health problem in children all over the world . The prevalence of childhood obesity has been rapidly rising in Mainland China also, the 2012 National Survey reported that the prevalence of obesity and overweight was 6.4% and 9.6% among children 6–17 years of age, re-spectively, having increased by 204.8% and 113.3%, respectively, since 2002 . Similarly, it was reported that the prevalence of over-weight/obesity in rural-to-urban migrant children approached that of Shanghai urban children, far exceeding that of rural children . A number of studies showed that decreased physical activity and increased television watching are associated with childhood obesity , as well as the result-ing decreased physical fitness . In this study, we aimed to examine sedentary behaviors associ-ated with obesity in rural-to-urban migrant chil-dren by comparison of those in rural and urban area in China.