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Sleep disorder
A condition that affects the quality, duration, or timing of sleep.
Insomnia
Difficulty falling asleep or staying asleep, often resulting in daytime fatigue.
Obstructive sleep apnea
A sleep disorder characterized by pauses in breathing during sleep, often caused by a blockage in the airway.
Narcolepsy
A neurological disorder that causes excessive daytime sleepiness and sudden episodes of sleep.
Somnambulism
Sleepwalking, a behavior disorder that occurs during deep sleep.
Night terrors
Episodes of intense fear or terror during sleep, often accompanied by screaming or thrashing.
Bruxism
Involuntary grinding or clenching of teeth during sleep.
Enuresis
Bedwetting, the involuntary release of urine during sleep.
Myoclonus
Sudden, brief muscle jerks or twitches during sleep.
Hypnagogic sensations
Sensations like falling or being pinned down that occur during the transition from wakefulness to sleep.
Seasonal Affective Disorder (SAD)
A type of depression that occurs during specific seasons, often triggered by reduced daylight.
EEG (Electroencephalogram)
A machine used to measure and record the electrical activity of the brain during sleep, helping to identify different sleep stages.
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