Physical Activity in Pediatric Cardiomyopathies: Moving for Health: A Scientific Statement From the American Heart Association. - Edelson, Jonathan B.; Baker-Smith, Carissa M.; Cifra, Barbara; Cousino, Melissa; Day, Sharlene M.; Drezner, Jonathan A.; Dubin, Anne M.; Gates, Corey; White, David A.; Conway, Jennifer (Circulation, 2026)