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Commentary on: OpenUrl
Implications for practice and research
Prevalence of childhood obesity is a global concern.
Low levels of physical activity (PA) are commonplace; evidence for PA intervention in reducing body mass index (BMI) is inconclusive.
Regular participation in structured sport and frequent walking or cycling to school may decrease the prevalence of overweight children and obesity.
Future research must acknowledge the importance of longitudinal data in order to fully understand the role of PA in the prevention and management of overweight and obesity.
Cross-sectional and longitudinal data suggest PA and fitness markers are associated …
Competing interests None.