Narcolepsy is a sleep disorder in which a neurological problem causes a person to have excessive tiredness during the day. Follow the links below to find WebMD's comprehensive coverage about narcolepsy, how to treat it, and much more.
Symptoms of Narcolepsy
WebMD provides an overview of narcolepsy, including symptoms and treatment.
Sleep Problems -- the Basics
Learn more from WebMD about the types and causes of various sleep problems.
Sleep and Hypersomnia
WebMD looks at the condition called hypersomnia, characterized by excessive daytime sleepiness.
Causes of Sleep Problems
Sleep problems can be blamed on a variety of factors, including illness, emotional stress, pain, certain medications, the environment, and genetics. Learn more from WebMD.