Although this was clearly more than just narcolepsy, it was possible that the constellation of symptoms was due to a small genetic alteration that included both a narcolepsy-causing gene and a mitochondrial gene located close by on the same chromosome.

Here's the flipside to the story about foods that can help you sleep better: Eating a diet heavily composed of the "wrong" foods can interfere with your sleep.

Narcolepsy can be terribly challenging, and it's critical that both the public and professionals become better informed about its signs and symptoms.

It is not normal to constantly feel sleepy or have involuntary sleep attacks after a good night's rest. While some physicians have difficulty diagnosing narcolepsy, there are many institutions around the country that are capable of providing proper testing and treatment.

Narcolepsy is a somewhat common sleep disorder that affects roughly 1 in 2,000 Americans. This sleep disorder usually begins in the early teens to mid...

Narcolepsy is a somewhat common sleep disorder that affects roughly 1 in 2,000 Americans. Patients develop it between the ages of 15 and 25 and deal w...

I predict that we'll find future associations between genes and sleep disorders, which can help us understand why someone can get away with just four hours a night while others require nine hours.

Although this has never been definitively proven, we now have more evidence showing that narcolepsy indeed may be blamed on a misfiring immune system.

It may not seem this way on the surface, but to a sleep doctor there's a big difference between someone feeling "tired" and someone feeling "sleepy."...

About 50,000 people have been diagnosed with narcolepsy in the U.S, but there may be as many as 2.4 million people unknowingly living with it. Narcole...