Sorry, we were unable to verify the authenticity of this link. If you would like to proceed anyway, click the link below.

https://www.cdc.gov/physicalactivity/basics/index.htm?CDC_AA_refVal=https%3A%2F%2Fwww.cdc.gov%2Fphysicalactivity%2Fbasics%2Fchildren%2Findex.htm%3Futm_medium%3Demail%26utm_source%3Dgovdelivery&utm_medium=email&utm_source=govdelivery