Diagnosis & Symptoms

Article
4 key facts about excessive daytime sleepiness (EDS)
Excessive daytime sleepiness is a symptom of many conditions, including narcolepsy and obstructive sleep apnea.
Article
Diagnosing narcolepsy: what to expect at a sleep study
An overview of polysomnogram (PSG) and multiple sleep latency test (MSLT), including how to pack for a night at a sleep center.
Article
The risks of untreated or undertreated narcolepsy
A look at this neurological sleep disorder and how it can affect safety and lead to a lower quality of life.