Assertion: narcolepsy's brain | /r/HasProperty | the hypothalamus
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text: The neurons are located in a tiny region of the brain (the hypothalamus) and they produce a chemical called orexin (also called hypocretin) that is involved in sleep/wake regulation.
text: The cause of narcolepsy is still a mystery, but it’s believed that low levels of the chemical hypocretin, a hormone that promotes wakefulness and is produced in the region of the brain known as the hypothalamus, may lead to narcolepsy with cataplexy.