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Definition
Sleep is defined as a reversible state of perceptual disengagement and unresponsiveness to the external environment. Sleep is a complex physiological and behavioral process that is part of every individual’s life and a critical determinant of physical and mental health.
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It is generally accepted that 7–8 h is the optimal amount of sleep needed per night for adequate daytime functioning and to reduce the risk of developing serious medical conditions. However, many Americans sleep less than 7 h per night and many report sleep difficulties. The percentage of men and women reporting sleeping less than 6 h per night has increased significantly over the last 20 years. Broad societal changes, including longer work hours, shift work, later night life, increased dependence on technology, and a current mindset of “if you snooze, you lose” have contributed to the increases in sleep loss among adults. Sleep loss increases the risk and incidence of...
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Luyster, F.S. (2013). Sleep and Health. In: Gellman, M.D., Turner, J.R. (eds) Encyclopedia of Behavioral Medicine. Springer, New York, NY. https://doi.org/10.1007/978-1-4419-1005-9_840
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DOI: https://doi.org/10.1007/978-1-4419-1005-9_840
Publisher Name: Springer, New York, NY
Print ISBN: 978-1-4419-1004-2
Online ISBN: 978-1-4419-1005-9
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