Is Narcolepsy Genetic? What Sleep Experts Say About Inheriting This Chronic Disorder

By Sarah Fielding, November 03, 2021

Unlike sleep apnea—a more common sleep disorder with an estimated 40% genetic component, according to the Sleep commentary— narcolepsy is not commonly passed between family members. In fact, narcolepsy type 1 has “a very mild genetic component,” Alex Dimitriu, MD, double board-certified in psychiatry and sleep medicine and founder of Menlo Park Psychiatry & Sleep Medicine, tells Health.

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