Dr. Sumalee Hantragool is a pediatrician specializing in pediatric pulmonology, critical care, and sleep medicine at Piyavate Hospital, Bangkok, Thailand. She completed a Research Fellowship in Pediatric Sleep Medicine at Cincinnati Children’s Hospital and Medical Center, OH, USA, and holds a Certificate in Clinical and Translational Research from the University of Cincinnati. Board-certified by the Medical Council of Thailand, she is an active member of the American Thoracic Society and the American Academy of Sleep Medicine. Her research spans sleep- disordered breathing, pediatric pulmonology, and preventive medicine, with a focus on obesity management and early interventions to prevent type 2 diabetes in high-risk populations.