Obstructive sleep apnea (OSA) is a common disorder that is characterized by repetitive partial or complete cessation of airflow, associated with oxyhemoglobin desaturation and increased effort to breath. Patients with undiagnosed sleep apnea represent a major public health problem. Dental professionals have a unique doctor patient relationship that can help them in recognizing the sleep disorder and co-managing the patients along with a physician or a sleep-specialist. This article discusses the etiology and pathogenesis, clinical features and risk factors, consequences, diagnosis and evaluation of Obstructive sleep apnea.

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