Sleep-disordered breathing (SDB) or Sleep related breathing disorders (SRBD) are comprised of abnormalities in frequency and depth of breathing during sleep. Various risk factors for SRBD are age, obesity, short neck, and craniofacial abnormalities[1,2].Grouped as SRBD, include hypopnea and obstructive sleep apnea syndrome(OSA),central sleep apnea, hypoventilation syndrome, upper airway narrowing and cheyne-stokes breathing[3,4].Among these OSA, as extreme variant of SRBD, is manifesting as incomplete or complete obstruction of upper pharyngeal airways during sleep, disrupting normal ventilation and sleep pattern, resulting in snoring and daytime somnolence[5-8].With increasing awareness and diagnosis obstructive sleep apnea affects
