Despite the increasing recognition that obstructive sleep apnea is a relatively common condition population data sets to estimate disease prevalence in the united states and abroad did not exist until about 15 years ago. Obstructive sleep apnea osa is a highly prevalent disorder characterised by recurrent episodes of upper airway obstruction occurring during sleep and associated with recurrent cycles of desaturation and re oxygenation sympathetic over activity and intra thoracic pressure changes leading to fragmentation of sleep and consequent daytime fatigue and sleepiness. Obstructive Sleep Apnea Osa Workup Approach Considerations Lab Sleep disorders including sleep apnea have become a significant health issue in the united states. Obstructive sleep apnea prevalence united states . Public health and safety are threatened by the increasing prevalence of obstructive sleep apnea which now afflicts at least 25 million adults in the u s according to the national healthy sleep awarenes...
