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The most common cause of excessive daytime sleepiness is sleep deprivation. Some medications, including sedatives, can also cause excessive sleepiness. Other causes include mental health disorders, neurodegenerative diseases, and neurodevelopmental disorders, such as ADHD and autism.
Brain and nerve conditions, such as Parkinson's disease, multiple sclerosis and traumatic brain injury, may raise the risk of sleep disorders. Heart disease, lung disease, cancer, diabetes and chronic pain are linked with insomnia.
Sleep disorders are conditions that affect the quality, amount and timing of sleep you’re able to get at night. Common sleep disorders include insomnia, restless legs syndrome, narcolepsy and sleep apnea.
Of the many sleep disorders that can cause EDS, only two present primarily as excessive sleepiness: narcolepsy and idiopathic hypersomnia. However, in some cases a person is unaware of additional symptoms that occur while they are asleep.
Diseases and conditions that can cause hypersomnia include epilepsy, hypothyroidism, encephalitis, multiple sclerosis, Parkinson’s disease, obesity, obstructive sleep apnea, delayed sleep phase syndrome, multiple systems atrophy, myotonic dystrophy and other genetic disorders, mood disorders (including depression, bipolar disorder, seasonal ...
What Is Hypersomnia? Hypersomnia is a medical term used to describe sleep disorders that involve excessive daytime sleepiness despite getting an adequate amount of rest. Narcolepsy: Narcolepsy is a disorder of the nervous system.
Excessive daytime sleepiness can result from insufficient sleep, primary sleep disorders such as sleep apnea or central disorders of hypersomnolence, or can be secondary to medication use, underlying medical or psychiatric illnesses. •.