Obstructive Sleep Apnoea

Obstructive Sleep Apnoea Definition​ Obstructive sleep apnoea (OSA) is a disorder in which breathing is repetitively interrupted during sleep due to collapse of the upper airway. An apnoea is defined as complete cessation of breathing lasting 10 seconds or greater. OSA causes hypertension and neurocognitive impairment whilst severe OSA predisposes to coronary artery disease, stroke […]