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Sleep apnea (or sleep apnoea in British English; /æpˈniːə/) is a sleep disorder characterized by pauses in breathing or instances of shallow or infrequent breathing during sleep. Each pause in breathing, called an apnea, can last for several seconds to several minutes, and may occur 5 to 30 times or more in an hour.
It is characterized by deep breathing. [1] It may be physiologic —as when required by oxygen to meet metabolic demand of body tissues (for example, during or after heavy exercise, or when the body lacks oxygen at high altitude or as a result of anemia , or any other condition requiring more respiration)—or it may be pathologic , as when ...
Sleep apnea is a common sleep disorder that affects more than 20 percent of people in the United States. It happens when your breathing temporarily stops while you sleep. Depending on the severity ...
Hypopnea during sleep is classed as a sleep disorder. With moderate to severe hypopnea, sleep is disturbed such that patients may get a full night's sleep but still not feel rested. The disruption in breathing causes a drop in blood oxygen level, which may in turn disrupt the stages of sleep.
Deep sleep refers to slow-wave sleep — a stage in the sleep cycle when brain waves slow down. ... (also known as rapid eye movement sleep). Your brain activity changes during each stage ...
In order to detect sleep apnea, the watch measures breathing disturbances during sleep over 30 days. If there are at least 10 sessions with breathing pauses, and at least five of these have ...
Catathrenia or nocturnal groaning is a sleep-related breathing disorder, consisting of end-inspiratory apnea (breath holding) and expiratory groaning during sleep. It describes a rare condition characterized by monotonous, irregular groans while sleeping. [1] Catathrenia begins with a deep inspiration.
The typical screening process for sleep apnea involves asking patients about common symptoms such as snoring, witnessed pauses in breathing during sleep and excessive daytime sleepiness. [19] There is a wide range in presenting symptoms in patients with sleep apnea, from being asymptomatic to falling asleep while driving. [19]