OXT and Polyphagia: Available tools to measure overeating behaviors and disorders in patients with PWS include the Dykens' Hyperphagia Questionnaire; the Hyperphagia Questionnaire for Clinical Trials; 10‐cm–long visual analog scales to rate hunger, fullness, and desire to eat; the Food‐Related Problems Questionnaire; the Developmental Behavior Checklist‐Monitoring Version questionnaire; the Oxytocin Study Questionnaire; and the Pediatric‐Youth Hyperphagia Assessment for PWS questionnaire [7, 54, 66, 69, 70, 71, 72].