How Much Sleep Do You Actually Need?

Are you over or under sleeping?
What If You Sleep 2 Hours Less Every Night?: https://youtu.be/fuvbS7cdKbs

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Written and created by Mitchell Moffit (twitter @mitchellmoffit) and Gregory Brown (twitter @whalewatchmeplz).

Further reading---

Electronic screen use and selected somatic symptoms in 10-12 year old children.
http://www.ncbi.nlm.nih.gov/pubmed/25045838

The Transcriptional Repressor DEC2 Regulates Sleep Length in Mammals
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2884988/

What physicians need to know about dreams and dreaming.
http://www.ncbi.nlm.nih.gov/pubmed/22965274

Sleep: a good investment in health and safety.
http://www.ncbi.nlm.nih.gov/pubmed/19042703

Sleep Duration and All-Cause Mortality: A Systematic Review and Meta-Analysis of Prospective Studies
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2864873/

Rare Genetic Mutation Lets Some People Function with Less Sleep
http://www.scientificamerican.com/article/genetic-mutation-sleep-less/

Sleep disturbances in children, adolescents, and young adults with severe psychomotor impairment: impact on parental quality of life and sleep.
http://www.ncbi.nlm.nih.gov/pubmed/24962083

Видео How Much Sleep Do You Actually Need? канала AsapSCIENCE