Narcolepsy: Symptoms
A sleep disorder characterized by a tendency for excessive sleepiness during the day which occurs even after adequate sleep in the nighttime.
Part of: Narcolepsy
Symptoms of Narcolepsy
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. Less than one-third of people who have narcolepsy have all four symptoms.
Extreme Daytime Sleepiness
All people who have narcolepsy have extreme daytime sleepiness. This often is the most obvious symptom of the disorder.
During the day, you may have few or many periods of sleepiness. Each period usually lasts 30 minutes or less. Strong emotions—such as anger, fear, laughter, or excitement—can trigger this sleepiness… Read more about Narcolepsy: Symptoms