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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 condition and does …

  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 sleep, and they …

  3. Narcolepsy - National Institute of Neurological Disorders and Stroke

    Jan 10, 2025 · Narcolepsy is a chronic neurological disorder that affects the brain’s ability to control sleep-wake cycles. People with narcolepsy may feel rested after waking, but then feel very sleepy …

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

    Dec 12, 2025 · Narcolepsy is a sleep disorder that causes extreme daytime sleepiness and sudden sleep attacks. Treatment helps manage symptoms and improve safety.

  5. 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.

  6. 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. The goal of treatment of …

  7. 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 suddenly …

  8. 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 narcolepsy.

  9. Narcolepsy: Symptoms, Causes, Treatment, Tests, and More

    Jul 15, 2025 · Narcolepsy is a long-term neurological condition that disrupts the nervous system, leading to abnormal sleep patterns and affecting a person’s quality of life.

  10. Narcolepsy - Neurologic Disorders - Merck Manual Professional Edition

    Narcolepsy is characterized by chronic excessive daytime sleepiness, often with sudden loss of muscle tone (cataplexy). Other symptoms include sleep paralysis and hypnagogic and hypnopompic …