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Excessive daytime sleepiness is 1 of the 5 major symptoms of narcolepsy.

If you think you or your child may have narcolepsy symptoms, take the Narcolepsy Symptom Screener and share your results with a healthcare professional.

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What are the 5 major symptoms of narcolepsy?

These are the main symptoms, but you don’t need to experience them all to have narcolepsy.

Excessive daytime sleepiness (EDS) icon
An uncontrollable urge to sleep, often at inappropriate times
Excessive Daytime Sleepiness
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Weakening of muscles (knee buckle, jaw sag, eye droop, etc) with strong emotions like laughter
Cataplexy
disrupted nighttime sleep icon
Poor-quality sleep at night (you fall asleep easily but have trouble staying asleep)
Disrupted Nighttime Sleep
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Feeling unable to move or speak when falling asleep or waking up
Sleep Paralysis
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Vivid (often frightening) dreamlike experiences when falling asleep or waking up
Hypnagogic/Hypnopompic Hallucinations

Narcolepsy is often overlooked

Many people with narcolepsy don’t know they have it. It can often be overlooked by doctors as well.

Watch Kiah and his mom explain how long it took for him to receive a diagnosis.

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Learn More.

Get the facts about narcolepsy
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Why see a sleep specialist?

Find out about sleep specialists