Facts About Deviated Septum Revealed What is Sleep Apnea? Sleep apnea, mainly obstructive sleep apnea (OSA), happens when your airway blocks during sleep. This obstruction can happen often times a night. It disrupts your sleep and cuts off oxygen to your body. The National Institute of Health says 1 in https://sleepapneaweightgain95051.blog-kids.com/30949868/the-definitive-guide-to-what-is-deviated-septum