Narcolepsy is a long-lasting (chronic) hypersomnia sleep disorder of the brain (neurologic disorder). It affects the brain’s ability to control sleep and wakefulness. There are 2 types of narcolepsy:
The most common symptoms of NT1 are:
NT2 symptoms may include any of the NT1 symptoms except cataplexy. NT2 symptoms may also overlap with symptoms of idiopathic hypersomnia, such as severe sleep inertia and long sleep.
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