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  • Narcolepsy - National Institute of Neurological Disorders and Stroke
    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 throughout much of the day
  • Narcolepsy: What It Is, Causes, Symptoms Treatment
    Narcolepsy is a sleep disorder that causes extreme daytime sleepiness and sudden “sleep attacks,” where you fall asleep without warning These can happen at any time, even during regular activities
  • Narcolepsy - Symptoms and causes - Mayo Clinic
    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 not have a cure However, medicines and lifestyle changes can help manage the symptoms
  • Narcolepsy: Symptoms, Causes, Treatment - WebMD
    People with narcolepsy have intense, uncontrollable daytime sleepiness They may suddenly fall asleep at any time during any activity In a typical sleep cycle, we enter the early stages of
  • The Science of Narcolepsy | Sleep Medicine
    In narcolepsy, the loss of orexins may result in reduced or inconsistent activity in these target neurons As a consequence, people with narcolepsy can be fully alert at times, but have great difficulty sustaining this alertness for long periods of time
  • 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 wake up suddenly and can be disoriented when they do (dizziness is a common occurrence)
  • Narcolepsy - Harvard Health
    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 awaken directly from the REM sleep stage The earliest symptom of narcolepsy is usually daytime sleepiness, which may be extreme
  • Narcolepsy: Symptoms, Causes, Diagnosis, and Treatment
    In narcolepsy, changes in the brain disrupt how sleep works As a result, REM sleep is irregular and often begins within minutes after falling asleep, which is much earlier than normal The inability to properly regulate the sleep cycle can lead to serious problems during the day
  • Narcolepsy - Penn Medicine
    Many people with narcolepsy have a low level of hypocretin (also known as orexin) This is a chemical made in the brain that helps you stay awake In some people with narcolepsy, there are fewer of the cells that make this chemical This may be due to an autoimmune reaction
  • Narcolepsy - NHS
    Narcolepsy is often caused by a lack of the brain chemical hypocretin (also known as orexin), which regulates wakefulness The lack of hypocretin is thought to be caused by the immune system mistakenly attacking the cells that produce it or the receptors that allow it to work





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