Insomnia

Early death in female popular musicians

In her 2005 memoir Pleasure and Pain: My Life, singer Chrissie Amphlett reflected on the "the dreadful scenes, the despair and remorse, the damage I did to my mind and body, and to others' minds and bodies" during her time ...

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Smart homes enhance seniors' safety

In Singapore, as well as many other countries, ensuring a high quality of life for an expanding elderly population demands that community eldercare providers strike a delicate balance between frequently competing factors. ...

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Thyroid tumor: It takes two to tango

Autonomous adenomas are the most common benign tumors of the thyroid gland. Mutations in two genes account for around 70 percent of the cases. Scientists from the University of Würzburg (Germany) have now discovered another ...

Aug 08, 2016
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Insomnia (or sleeplessness) is most often defined by an individual's report of sleeping difficulties. While the term is sometimes used in sleep literature to describe a disorder demonstrated by polysomnographic evidence of disturbed sleep, insomnia is often defined as a positive response to either of two questions: "Do you experience difficulty sleeping?" or "Do you have difficulty falling or staying asleep?"

Thus, insomnia is most often thought of as both a sign and a symptom that can accompany several sleep, medical, and psychiatric disorders, characterized by persistent difficulty falling asleep and/or staying asleep or sleep of poor quality. Insomnia is typically followed by functional impairment while awake. One definition of insomnia is difficulties initiating and/or maintaining sleep, or nonrestorative sleep, associated with impairments of daytime functioning or marked distress for more than 1 month."

Insomnia can be grouped into primary and secondary, or comorbid, insomnia. Primary insomnia is a sleep disorder not attributable to a medical, psychiatric, or environmental cause. A complete diagnosis will differentiate between:

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