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. Sleep apnea is a sleep disorder that causes breathing pauses or shallow breathing during sleep, leading to poor ventilation and sleep disruption. It can be obstructive, central, or mixed, and is associated with various health complications and risk factors. Sleep apnea involves repeated pauses in breathing during sleep, leading to reduced oxygen levels and symptoms like daytime sleepiness and loud snoring; the most common form, obstructive sleep... Obstructive sleep apnea is the most common sleep-related breathing disorder. People with obstructive sleep apnea repeatedly stop and start breathing while they sleep. These breath pauses are known as apneas. There are several types of sleep apnea. Obstructive sleep apnea occurs when the throat ...