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  1. Narcolepsy - Symptoms and causes - Mayo Clinic

    Nov 15, 2024 · Narcolepsy is divided into two types. Most people with type 1 narcolepsy have cataplexy. Most people with type 2 narcolepsy don't have cataplexy. Narcolepsy is a lifelong …

  2. Narcolepsy - Wikipedia

    People with narcolepsy may visibly fall asleep at unpredictable moments (such motions as head bobbing are common). People with narcolepsy fall quickly into what appears to be very deep …

  3. Narcolepsy: What It Is, Causes, Symptoms & Treatment

    Dec 26, 2022 · What is narcolepsy? Narcolepsy is a sleep disorder that causes an urge to fall asleep suddenly during the daytime that’s almost impossible to resist. Although this condition …

  4. Narcolepsy: Causes, Symptoms, & Treatments - Sleep Foundation

    Jul 25, 2025 · Narcolepsy is a sleep disorder that involves severe daytime sleepiness. Learn about the types of narcolepsy as well as the symptoms, causes, and treatments.

  5. Narcolepsy - Johns Hopkins Medicine

    Key points about narcolepsy Narcolepsy is a chronic sleep disorder. The main symptom of narcolepsy is extra and overwhelming daytime sleepiness, even after a good night's sleep. …

  6. Narcolepsy Causes, Symptoms, and Treatment Options

    Jul 3, 2025 · Narcolepsy is a relatively uncommon neurological disorder that impacts a person's ability to stay awake during the day. Find out more about the symptoms and treatment for …

  7. Narcolepsy - Harvard Health

    Oct 11, 2024 · In narcolepsy, the brain-wave pattern can skip some or all of the other sleep stages, causing the person to move from the awake state immediately to REM sleep, or to …

  8. Narcolepsy - NHLBI, NIH

    Mar 5, 2025 · Narcolepsy is a chronic disorder that makes people very sleepy during the day and disrupts sleep at night. People living with narcolepsy fall asleep without warning during daily …

  9. Narcolepsy 101 - Narcolepsy Network

    Jan 10, 2025 · What is narcolepsy? Narcolepsy affects approximately 1 in every 2000 in the U.S. Narcolepsy is one of the sleep disorders classified as a Central Disorder of Hypersomnolence, …

  10. Narcolepsy: Symptoms, Causes, Treatment - WebMD

    May 3, 2024 · Narcolepsy is a brain and nervous system disorder that affects your ability to wake and sleep. People with narcolepsy have intense, uncontrollable daytime sleepiness. They may …