It's a question with an answer that researchers are still trying to better understand: How much exercise do kids need on a daily basis?
원문출처 : https://www.cnn.com/2018/04/24/health/exercise-kids-teens-parenting-explainer/index.html
원문출처 : https://www.cnn.com/2018/04/24/health/exercise-kids-teens-parenting-explainer/index.html