Professor Mohammed El-Beltagi graduated from Tanta faculty of Medicine, Egypt, in 1993, and acquired MSc in Paediatrics in 1998 and Medical Doctorate in Paediatrics in 2005. He is currently a Professor in Paediatrics in Pediatric Department, Tanta University, Egypt and a Senior Consultant Paediatrician and Head of Department in University Medical Center, King Abdulla Medical City, Kingdom of Bahrain. His research Interest is in Pediatric Cardiology, Pulmonology and Child Developmental Disorders. He published many publications in high ranked scientific journals, and he is peer reviewer and editor in many International Medical Journals. He also authored many scientific books and book chapters in the field of Paediatrics. He is a recognized speaker in high rank international conferences. His research interest is in General Paediatrics Diseases, special interest in Pediatric cardiology, childhood asthma, OSA, Behavioural and developmental Problems, Childhood welfare, Growth & Development, from birth till 16 years of age.