NCIt definition : Cessation of breathing for short periods during sleep. It is classified as obstructive,
central, or mixed obstructive-central. It can occur at any age but it is more frequent
in people over forty. Risk factors include male sex and obesity.;
Alternative definition : CTCAE: A disorder characterized by cessation of breathing for short periods during
sleep.; NCI-GLOSS: A sleep disorder that is marked by pauses in breathing of 10 seconds or
more during sleep, and causes unrestful sleep. Symptoms include loud or abnormal snoring,
daytime sleepiness, irritability, and depression.; NICHD: The cessation of breathing for periods of time during sleep.;