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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 as long as desired.
Such sleep paralysis was widely considered the work of demons, and more specifically incubi, which were thought to sit on the chests of sleepers. In Old English the name for these beings was mare or mære (from a proto-Germanic *marōn, cf. Old Norse mara), hence comes the mare in the word nightmare.
The List of Tamil Proverbs consists of some of the commonly used by Tamil people and their diaspora all over the world. [1] There were thousands and thousands of proverbs were used by Tamil people, it is harder to list all in one single article, the list shows a few proverbs.
Tamil Lexicon (Tamil: தமிழ்ப் பேரகராதி Tamiḻ Pērakarāti) is a twelve-volume dictionary of the Tamil language. Published by the University of Madras , it is said to be the most comprehensive dictionary of the Tamil language to date.
Sleep deprivation, also known as sleep insufficiency [2] or sleeplessness, is the condition of not having adequate duration and/or quality of sleep to support decent alertness, performance, and health. It can be either chronic or acute and may vary widely in severity.
The most common sleep-related symptom of bipolar disorder is insomnia, in addition to hypersomnia, nightmares, poor sleep quality, OSA, extreme daytime sleepiness, etc. [27] Moreover, animal models have shown that sleep debt can induce episodes of bipolar mania in laboratory mice, but these models are still limited in their potential to explain ...
The meaning of "nightmare" had generalized from sleep paralysis to any bad dream by 1829. [1] In other languages, the word for "bad dream" similarly evolved in sense from words for "sleep paralysis," often with senses related to the pressure on the chest.
In the study "Sleepwalking and Sleep Terrors in Prepubertal Children" [14] it was found that, if a child had another sleep disorder – such as restless leg syndrome (RLS) or sleep-disorder breathing (SDB) – there was a greater chance of sleepwalking. The study found that children with chronic parasomnias may often also present SDB or, to a ...