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Chronic Obstructive Pulmonary Disease (COPD) and obstructive sleep apnea syndrome are two diseases, which often coexist in one person. The sleep apnea is often caused by an interruption to breath when sleeping, due to an obstruction of the upper airway during inhalation, causing chronic snoring, morning headaches, increased body weight, blood pressure and sleepiness during the day.

The Syndrome of Sleep Apnea in the Elderly Suffering from COPD and Live in the County of Attica, Greece