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Surprising Science

Grassy Playgrounds Fight Childhood Obesity Best

Researchers were interested to know whether grassy areas, playgrounds or asphalt lots influenced children’s activity levels.
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A Danish study has found that children are naturally more active on some kinds of playgrounds than others. The research could help public health officials understand what motivates children to exercise, and in turn, help them tame the childhood obesity crisis.


The study fitted children with accelerometers and GPS trackers as they played on different playground surfaces, typically during school recess. Researchers were interested to know whether grassy areas, playgrounds or asphalt lots influenced children’s activity levels.

Public health is getting worse, not better.

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