Narcolepsy affects the brain’s ability to regulate sleep-wake cycles, which can lead to a lack of alertness. Typically, narcolepsy does not show up on brain scans, so doctors diagnose it with sleep ...

Although sometimes portrayed in film and television as simply "falling asleep without warning," the reality of narcolepsy is ...

Common symptoms of narcolepsy, including excessive daytime sleepiness, cataplexy (sudden loss of motor strength and tone), hallucinations, and paralysis while falling asleep or waking up, can have a ...

Narcolepsy can be described as a neurological condition that has chronic consequences on the regulation of the sleep-wake cycle by the brain. Narcolepsy has been known to occur in one out of every two ...

Secondary narcolepsy is a rare sleep disorder that occurs due to brain damage, specifically to the hypothalamus region. This part of the brain regulates the sleep-wake cycle. People with secondary ...

Add Yahoo as a preferred source to see more of our stories on Google. Common symptoms of narcolepsy, including excessive daytime sleepiness, cataplexy (sudden loss of motor strength and tone), ...