Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated September 2025
Definition
Sleep apnea is a serious sleep disorder where breathing repeatedly stops and starts during sleep. This can lead to poor quality of rest and other health complications if left untreated.
Related terms
Obstructive Sleep Apnea: This is a type of sleep apnea where throat muscles intermittently relax and block the airway during sleep.
Central Sleep Apnea: A less common type of sleep apnea that involves the brain failing to send proper signals to muscles controlling breathing.
Continuous Positive Airway Pressure (CPAP): A common treatment for sleep apnea that uses a machine to help a person breathe more easily during sleep.