Excessive daytime sleepiness (EDS) is usually the first symptom of narcolepsy. People with narcolepsy typically experience periods of drowsiness, tiredness, lack of energy, an irresistible urge to sleep (“sleep attack”), and/or an inability to resist sleep. This susceptibility to unending drowsiness and/or falling asleep may occur every day but the …
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Narcolepsy
Narcolepsy is a neurological sleep disorder characterized by chronic, excessive attacks of drowsiness during the day, sometimes called excessive daytime sleepiness (EDS).Attacks of drowsiness may persist for only a few seconds or several minutes. These episodes vary in frequency from a few incidents to several during a single day. Nighttime (nocturnal) …