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Insomnia, also known as sleeplessness, is a sleep disorder where people have trouble sleeping. [1] [11] They may have difficulty falling asleep, or staying asleep for ...
Onset insomnia is characterized by difficulty falling asleep at night, leaving people tossing and turning for hours. Maintenance insomnia involves the inability to stay asleep throughout the night ...
Psychophysiological insomnia is anxiety-induced. Idiopathic insomnia generally begins in childhood and lasts for the rest of a person's life. It's suggested that idiopathic insomnia is a neurochemical problem in a part of the brain that controls the sleep-wake cycle, resulting in either under-active sleep signals or over-active wake signals.
Insomnia is the most common sleep problem, with many adults reporting occasional insomnia, and 10–15% reporting a chronic condition. [117] Insomnia can have many different causes, including psychological stress, a poor sleep environment, an inconsistent sleep schedule, or excessive mental or physical stimulation in the hours before bedtime ...
Thesaurus Linguae Latinae. A modern english thesaurus. A thesaurus (pl.: thesauri or thesauruses), sometimes called a synonym dictionary or dictionary of synonyms, is a reference work which arranges words by their meanings (or in simpler terms, a book where one can find different words with similar meanings to other words), [1] [2] sometimes as a hierarchy of broader and narrower terms ...
Insomnia: Insomnia is defined as the subjective perception of difficulty with sleep initiation, duration, consolidation, or quality that occurs despite adequate opportunity for sleep, and that results in some form of daytime impairment. [4] Adjustment sleep disorder (acute insomnia) 307.41 F 51.02 Psychophysiological insomnia 307.42 F 51.04
Insomnia – Disorder causing trouble with sleeping Rhythmic movement disorder – neurological disorder Pages displaying wikidata descriptions as a fallback Sleep medicine – Medical specialty devoted to the diagnosis and therapy of sleep disturbances and disorders
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