Name Info Provider Link
Exercise for Children free resource MedlinePlus Health Information https://medlineplus.gov/exerciseforchildren.html
subscription/membership/fee required Springer https://link.springer.com/article/10.1007/s00038-012-0336-2
Exercise and Physical Fitness free resource MedlinePlus Consumer Health Information https://medlineplus.gov/exerciseandphysicalfitness.html