A retrospective, population-based, cross-sectional study compared rates of physical activity among children with and without an attention-deficit/hyperactivity disorder (ADHD) diagnosis. This study evaluated data from the 2016 National Survey of Children’s Health (NSCH)...When implementing the AAP’s daily exercise recommendation, children diagnosed with ADHD had a 21% lower adjusted odds ratio of participating in daily physical activity compared with those without a diagnosis.