obesity(4) COVID-19(4) SARS-CoV-2(2) Affect(1) Comorbidities(1) intensive care units(1) physical activity(1) leisure screen time(1) children(1) Post-acute COVID-19 syndrome(1) state anxiety(1) risk factor(1) Child(1) outcome(1) U.S. children(1) Risk factors(1) Adolescent(1)