The dental discipline “dental sleep medicine” is highly multidisciplinary and demands a great deal of specialist. According to American Academy of Dental Sleep Medicine. It is defined as “Dental Sleep Medicine is the discipline concerned with the study of the oral and maxillofacial causes and consequences of sleep-related problems.” It contains various forms of dental sleep disorders like: snoring and Obstructive sleep apnea, orofacial pain in relation to sleep problems, sleep-related xerostomia and hypersalivation, sleep-related gastroesophageal reflux disease (GERD), and sleep-related bruxism. Altered airway and pattern of breathing could change the posture of tongue, jaws and head and lead to malocclusion. There are many ways in which the dentist/specialist can identify each complaint and the role he/she can play in its treatment. Early dental treatment has a beneficial effect not only on the teeth but establish the best possible airway at the earliest possible age and also it requires more attention for Dental Sleep Medicine in the dental curricula worldwide, as well as better postgraduate training of dentists who are interested in specializing in this intriguing domain. This paper contributes to increasing the dental researcher's, teachers and specialists insight into the discipline of ‘Dental Sleep Medicine’.