what sleep stage does narcolepsy occur
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- Narcolepsy is a chronic neurological disorder of excessivedaytime sleepiness. It may occur with other symptomssuch as cataplexy, sleep paralysis and hallucinations.• All people with narcolepsy have excessive drowsiness.You may have a lack of energy.Strong urges to napcan happen at any time of the day.Naps might last forminutes or up to an hour or more.arcolepsy is a chronic neurological disorder of excessivedaytime sleepiness. It may occur with other symptomssuch as cataplexy, sleep paralysis and hallucinations.• All people with narcolepsy have excessive drowsiness.You may have a lack of energy.
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How is Narcolepsy diagnosed? It can take as long as 10 to 15 years after the first symptoms appear before narcolepsy is recognized and diagnosed. This is because narcolepsy is fairly rare. Also, many narcolepsy symptoms are like symptoms of other illnesses, such as infections, depression, and sleep disorders. Narcolepsy sometimes is mistaken for learning problems, seizure disorders, or laziness, especially in school-aged children and teens.
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Narcolepsy For people suffering from narcolepsy, REM sleep occurs almost immediately in the sleep cycle, as well as periodically during the waking hours. It is in REM sleep that we can experience dreams and muscle paralysis -- which explains some of the symptoms of narcolepsy.
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- The four major signs and symptoms of narcolepsy are extreme daytime sleepiness, cataplexy (muscle weakness) while awake, and hallucinations and sleep paralysis during sleep. If you have narcolepsy, you may have one or more of these symptoms. They can range from mild to severe.
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Narcolepsy Symptoms, Causes, Treatment, and Medication Narcolepsy is a chronic disease of the central nervous system. Excessive daytime sleepiness (EDS) is the main symptom and is present in 100% of patients with narcolepsy. Other primary symptoms of narcolepsy include: 1  loss of muscle tone (cataplexy), 2  distorted perceptions (hypnagogic hallucinations), and. 3  inability to move or talk (sleep paralysis).
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Narcolepsy People who have narcolepsy often fall into REM sleep quickly and wake up directly from it. As a result, they may have vivid dreams while falling asleep and waking up. Hypocretin (hi-po-KREET-in), a chemical in the brain, helps promote wakefulness. Most people who have narcolepsy have low levels of this chemical.
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- Narcolepsy: Causes, Symptoms and Treatments. Narcolepsy is an under-diagnosed, disabling disorder of the brain that affects the control of sleep and wakefulness. Individuals with narcolepsy experience chronic daytime sleepiness, abnormal rapid eye movement sleep, and cataplexy (brief attacks of muscle weakness and tone triggered by strong emotions).
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- Many patients with narcolepsy experience periodic limb movement disorder, also called PLMD (formerly known as nocturnal myoclonus). In PLMD, the leg muscles involuntarily contract every 20 - 40 seconds during sleep, occasionally arousing the patient. The patient is usually unaware of the cause of the interruption.
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- 1 Narcolepsy is caused by the loss of the two brain chemicals called hypocretins. 2  Researchers have identified a gene that is linked to narcolepsy.  The main symptoms of narcolepsy are excessive daytime sleepiness and abnormal rapid eye movement (REM) sleep.
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Overview The exact cause of narcolepsy is unknown. There may be many causes. Most people with narcolepsy have low levels of the chemical hypocretin (hi-poe-KREE-tin). Hypocretin is an important neurochemical in your brain that helps regulate wakefulness and REM sleep. Hypocretin levels are particularly low in those who experience cataplexy.
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- Excessive Sleepiness. All people with narcolepsy experience excessive sleepiness during the day with episodes of falling asleep rapidly and inappropriately, even when fully involved in an activity. It is sometime described as an irresistible daytime need for naps, which will generally refresh the patient.
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Narcolepsy There are wide variations in the development, severity, and order of appearance of cataplexy, sleep paralysis, and hypnagogic hallucinations in individuals. Only about 20 to 25 percent of people with narcolepsy experience all four symptoms.
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Narcolepsy Narcolepsy is a type of chronic sleep disorder of the nervous system that affects the brain’s ability to control sleep-wake cycles. This results in sudden attacks of sleep and overwhelming sleepiness during the day.
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Narcolepsy The classic symptoms of the disorder, often referred to as the tetrad of narcolepsy, are cataplexy, sleep paralysis, hypnagogic hallucinations, and excessive daytime sleepiness. Other symptoms may include automatic behaviors and night-time wakefulness.
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- In a normal night's sleep, a sleeper begins in stage 1, moves down through the stages, to stage 4, then back up through the stages, with the exception that stage 1 is replaced by REM, then the sleeper goes back down through the stages again. One cycle, from stage 1 to REM takes approximately ninety minutes.
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Narcolepsy The sudden sleep attacks and loss of muscle control caused by narcolepsy can be frightening, embarrassing, and cause serious disruption in your life. It can endanger your physical safety, impact your relationships, create memory and concentration problems, and take a toll on your self-esteem and mental health.
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Narcolepsy People with narcolepsy can also experience dream-like hallucinations and paralysis as they are falling asleep or waking up, as well as disrupted nighttime sleep and vivid nightmares. Narcolepsy with cataplexy is caused by the loss of a chemical in the brain called hypocretin. Hypocretin acts on the alerting systems in the brain, keeping us awake and regulating sleep wake cycles.
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narcolepsy Other symptoms of narcolepsy include: 1  sleep attacks: short, uncontrollable sleep episodes throughout the day. 2  sleep paralysis: a frightening inability to move shortly after awakening or dozing off. 3  auditory or visual hallucinations: intense, sometimes terrifying experiences at the beginning or end of a sleep period.
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- 1 Frequent awakenings. 2  EDS is the primary symptom of narcolepsyand must be present for at least 3 months in all patients. 3  Cataplexy is a brief and sudden loss of muscle tone and represents REM intrusion during wakefulness.
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Sleep Onset REM Periods during Multiple Sleep Latency Tests in Patients Evaluated for Sleep Apnea Although 2 or more sleep onset rapid eye movement (REM) periods (2omSOREMPs) on a Multiple Sleep Latency Test (MSLT) raise the possibility of narcolepsy, patients with obstructive sleep apnea (OSA) also can have 2omSOREMPs, which may then cause diagnostic uncertainty.
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Symptoms Sleep attacks – falling asleep suddenly and without warning – are also common in people with narcolepsy. They may occur at any time. The length of time a sleep attack lasts will vary from person to person. Some people will only have microsleeps lasting a few seconds, whereas others may fall asleep for several minutes.
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narcoleptic narcolepsy. A disorder marked by recurrent, uncontrollable attacks of daytime sleepiness, often associated with temporary muscular paralysis (cataplexy), which may occur after powerful emotional experiences. People affected by this condition may have several sleep attacks each day.
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Narcolepsy Narcolepsy is a neurological disorder that affects the control of sleep and wakefulness. People with narcolepsy experience excessive daytime sleepiness and intermittent, uncontrollable episodes of falling asleep during the daytime. These sudden sleep attacks may occur during any type of activity at any time of the day.
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Epilepsy and seizures during sleep Most nocturnal seizures occur in stage 1 and stage 2, which are the stages of lighter sleep. Nocturnal seizures can also occur upon waking. Most often, nocturnal seizures are partial seizures. Nocturnal seizures are associated with certain types of epilepsy, including:
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Night Terrors In Adults: When Sleeping Turns To Terror After Dark During stage 3, delta waves are produced from the brain and the waves gradually become slower as the sleep cycle begins. This is also the point in the night where a sleeper’s heart rate, blood pressure, and arousal tend to decline — and, perhaps counter intuitively, when night terrors are most likely to occur.