Narcolepsy: Recognizing the Signals, Reducing Diagnostic Delay, and Improving Patient Outcomes by CheckRare Staff| Updated on: May 15, 2026

https://checkrare.com/narcolepsy-recognizing-the-signals-reducing-diagnostic-delay-and-improving-patient-outcomes/ Narcolepsy is a chronic disorder characterized by excessive daytime sleepiness (EDS); it can be associated with significant sleep disturbance and functional impairment, resulting in increased risk of disability, negative quality of life, and impaired productivity.[1-3] Cataplexy, which is often associated with narcolepsy, refers to a range of muscle tone loss, weakness, and voluntary muscle control (from drooping eyelids to loss of the ability to stand) while awake, occurring suddenly and lasting a few moments. Generally, cataplexy is triggered by intense emotions like anger, laughter, or surprise.[2,3] Narcolepsy is considered a central hypersomnolence disorder, in which EDS is termed a cerebral dysfunction that is unrelated to any other factor.[3]