Is Narcolepsy an Autoimmune Disorder?

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Narcolepsy is a neurological disorder that affects your sleep-wake cycle. We still don’t know what causes the condition. But most people with type 1 narcolepsy — the kind with sudden muscle weakness, or cataplexy — have little to no orexin. Also called hypocretin, that’s a brain chemical that controls wakefulness. Now there’s growing evidence an … Read more