![]() The most obvious narcolepsy symptom is excessive daytime sleepiness (EDS) which refers to an inability to stay alert during normal daytime hours. Possible triggering events include hormonal changes, major stress, a brain injury, or an infection. ![]() After that, the body’s immune system becomes confused and mistakenly attacks the brain cells that produce orexin which then leads to symptoms of narcolepsy. Researchers currently believe that people are born with a genetic predisposition to develop narcolepsy eventually, often during childhood or teenage years, a triggering event may cause the onset of narcolepsy. Most cases of narcolepsy are thought to be due to a lack of a brain chemical called orexin (or hypocretin), which promotes wakefulness and helps to regulate sleep. People with narcolepsy may struggle to maintain academic, professional, and social activities. While narcolepsy doesn’t cause serious or long-term physical health issues, it can be hard to cope with in daily life and can often lead to emotional distress. Symptoms usually start to appear in childhood or young adulthood however, the onset of narcolepsy can occur at any life stage. Narcolepsy affects men and women equally. As a result, people with narcolepsy often feel excessively fatigued and frequently fall asleep during daytime hours, even when they’re engaged in conversation, work, or other activities. People with narcolepsy may wake up in the morning feeling well-rested, but they’re unable to sustain that alertness throughout the day. Narcolepsy is a neurological disorder that affects the brain’s ability to regulate the sleep-wake cycle. Learn about the risk factors and symptoms of narcolepsy, along with how to get a diagnosis and what treatment options are available. These symptoms could be a sign that you have narcolepsy, a chronic sleep disorder that causes a person to fall asleep suddenly and at inappropriate times. Send us feedback.When is extreme tiredness more than just exhaustion? Know the signs and symptoms of narcolepsy, plus diagnosis and treatment options.Įxcessive fatigue and daytime sleepiness aren’t always just the result of a few nights of poor sleep. These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cataplexy.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. 2021 In both cases, more exercise inversely correlated with the degree of sleepiness and frequency of cataplexy episodes experienced. 2021 People with narcolepsy type 2 may experience all the symptoms of narcolepsy except cataplexy-and their symptoms are often less severe, says the National Institute of Neurological Disorders and Stroke (NINDS). 2021 Excessive daytime sleepiness and cataplexy can improve after several weeks of regularly taking sodium oxybate. 2021 Symptoms such as hallucinations, sleep paralysis, and cataplexy may follow, says Manjamalai Sivaraman, MD, FAASM, a sleep medicine specialist and neurologist at the University of Missouri. 2011 According to the Mayo Clinic, the frequency of cataplexy varies tremendously case by case. Elizabeth Preston, Discover Magazine, 30 Aug. 2011 But this view ignores narcolepsy's most ridiculous symptom, called cataplexy. ![]() 2014 Not all narcoleptics experience cataplexy, but those who do may lose all strength in their muscles during moments of strong emotion. Elizabeth Preston, Discover Magazine, 29 Aug. Recent Examples on the Web People with cataplexy, a rare condition tied to narcolepsy, may suddenly lose all their muscle strength and collapse during a fit of laughter.
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