Obstructive sleep apnea is a chronic condition characterized by recurrent episodes of apneas or hypopneas during sleep leading to intermittent hypoxemia and arousals. The prevalence of the sleep disordered breathing is estimated that almost 50% of men and 24% of women suffer from moderate to severe form of the disorder. Snoring. collapse of upper airways and intermittent hypoxia are m... https://www.allfixelectricales.shop/product-category/pump-to-back-panel-hose/