Your spouse says your snoring is driving her nuts.You wake up feeling unrested and irritable.These are common signs that you may have obstructive sleep apnea (OSA), a sleep disorder that—left untreated—can take its toll on the body and mind.

Sleep apnea is a potentially serious sleep disorder in which breathing repeatedly stops and starts. If you snore loudly and feel tired even after a full night's sleep, you might have sleep apnea.