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Narcolepsy SymptomsThe word narcolepsy comes from two Greek words roughly translated as "seized by numbness". Read our narcolepsy guide to learn about narcolepsy symptoms, causes and treatment. -
Insomnia SymptomsApproximately 60 million Americans each year suffer from insomnia. Insomnia can cause daytime fatigue, irritability, and impaired performance. Read our insomnia guide to learn more about the symptoms, causes and treatment of Insomnia. -
SnoringSnoring is common in adults and usually is not an indication of an underlying disorder. Sometimes, however, snoring can be a sign of a serious sleep disorder called sleep apnea. -
Sleep Apnea SymptomsSleep Apnea is a disorder in which a person stops breathing during the night, perhaps hundreds of times, usually for periods of 10 seconds or longer and sometimes for as long as a minute. -
Restless Leg SyndromeRestless legs syndrome is a movement disorder that causes uncomfortable sensations in the legs. These sensations typically are worse during periods of rest, especially just before sleeping at night but also during daytime periods of inactivity.



















