Do you suffer from chronic fatigue, but aren't sure why? Are you worried that you might be sleeping too much, or maybe sleeping too little? If you have questions about your sleep, check out this video and learn about how much sleep you really need. This video discusses how many hours of sleep are recommended, what problems can be caused by over sleeping or under sleeping, and how to improve nightly sleep.
This video was created by McMaster Demystifying Medicine students: Alisha Kang, Madeline Green-Holland, Joshua Youssef, and Gajuna Mathiyalagan
Copyright McMaster University 2017
References:
Cappuccio, F. P., D. Cooper, L. D'Elia, P. Strazzullo and M. A. Miller (2011). "Sleep duration predicts cardiovascular outcomes: a systematic review and meta-analysis of prospective studies." Eur Heart J 32(12): 1484-1492.
Ellenbogen, J. M. (2005). "Cognitive benefits of sleep and their loss due to sleep deprivation." Neurology 64(7): E25-27.
He, Y., Jones, C. R., Fujiki, N., Xu, Y., Guo, B., Holder, J. L., … Fu, Y.-H. (2009). The Transcriptional Repressor DEC2 Regulates Sleep Length in Mammals. Science (New York, N.Y.), 325(5942), 866–870. [ Ссылка ]
Jones, C. R., Huang, A. L., Ptáček, L. J., & Fu, Y.-H. (2013). Genetic Basis of Human Circadian Rhythm Disorders. Experimental Neurology, 243, 28–33. [ Ссылка ]
National Sleep Foundation. How Much Sleep Do We Really Need? [Internet]. (2011).
Retrieved from: [ Ссылка ] how-sleep-works/how-much-sleep-do-we-really-need
Parker, H. (2008, October 14). Is oversleeping hazardous to your health? CBS News. Retrieved from [ Ссылка ]
Pilcher, J. J., & Huffcutt, A. I. (1996). Effects of sleep deprivation on performance: a meta-analysis. Sleep, 19(4), 318-326.
Siegel, J. M. (2009). "Sleep viewed as a state of adaptive inactivity." Nat Rev Neurosci 10(10): 747-753.
Tsuno, N., A. Besset and K. Ritchie (2005). "Sleep and depression." J Clin Psychiatry 66(10): 1254-1269.
Van Dongen, H. P., Maislin, G., Mullington, J. M., & Dinges, D. F. (2003). The cumulative cost of additional wakefulness: dose-response effects on neurobehavioral functions and sleep physiology from chronic sleep restriction and total sleep deprivation. Sleep, 26(2), 117-126.
Chambers, A. M. (2017). "The role of sleep in cognitive processing: focusing on memory consolidation." Wiley Interdiscip Rev Cogn Sci 8(3).
Palagini, L. and N. Rosenlicht (2011). "Sleep, dreaming, and mental health: a review of historical and neurobiological perspectives." Sleep Med Rev 15(3): 179-186.
Rasch, B. and J. Born (2013). "About sleep's role in memory." Physiol Rev 93(2): 681-766.
![](https://i.ytimg.com/vi/AJ3Umd_4eNo/mqdefault.jpg)