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Sleep hygiene studies use different sets of sleep hygiene recommendations, [15] and the evidence that improving sleep hygiene improves sleep quality is weak and inconclusive as of 2014. [2] Most research on sleep hygiene principles has been conducted in clinical settings, and there is a need for more research on non-clinical populations. [2]
Sleeping Girl, Domenico Fetti, c. 1615 . Sleep is a state of reduced mental and physical activity in which consciousness is altered and certain sensory activity is inhibited. . During sleep, there is a marked decrease in muscle activity and interactions with the surrounding environm
Sleep spindles of slow wave sleep are generated as an interaction of the thalamic reticular nucleus with thalamic relay neurons. [71] The sleep spindles have been predicted to play a role in disconnecting the cortex from sensory input and allowing entry of calcium ions into cells, thus potentially playing a role in plasticity. [72] [73]
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 first sleep clinics in the United States were established in the 1970s by interested physicians and technicians; the study, diagnosis and treatment of obstructive sleep apnea were their first tasks. As late as 1999, virtually any American physician, with no specific training in sleep medicine, could open a sleep laboratory. [6]
This page was last edited on 29 December 2014, at 13:43 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
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