Infections May Trigger Narcolepsy

In May the Sleep Education Blog reported that narcolepsy may be an autoimmune disorder. Research suggests that narcolepsy may develop when the immune system attacks and destroys hypocretin-producing brain cells by mistake. Hypocretin is a hormone that helps promote wakefulness.But what causes this immune system response? A study in the Aug. 1 issue of the journal Sleep shows that bacterial