Parasomnias

Understand disruptive sleep events such as sleepwalking, night terrors, nightmares, sleep paralysis, and related conditions.

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1guide

Parasomnias

Learn how the main parasomnias differ, what can mimic nighttime behavior, when testing helps, and how to reduce injury risk without unsafe restraint or self-directed... Updated Jul 2026 →

Night events

3guides

Sleepwalking

Learn how to respond safely to sleepwalking, reduce injury risk, and recognize when an episode needs medical evaluation. Updated Jul 2026 → 02

Night Terrors

Learn how sleep terrors differ from nightmares, seizures, panic, and dream enactment, what may trigger episodes, and when to seek medical care. Updated Jul 2026 → 03

Exploding Head Syndrome

Recognize the typical painless noise of exploding head syndrome, its uncertain causes, and the symptoms that need a different or urgent evaluation. Updated Jul 2026 →

Paralysis and nightmares

2guides

Sleep Paralysis

Understand temporary paralysis at the edge of sleep, what to do during an episode, associated sleep patterns, and the symptoms that need medical or emergency attention. Updated Jul 2026 → 02

Nightmare Disorder

Learn what separates nightmare disorder from occasional bad dreams, how clinicians rule out similar nighttime events, and which treatments have the strongest support. Updated Jul 2026 →