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Why Do We Sleep? Ask Smithsonian
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We know that sleep is important. Without it, we suffer physical symptoms. Learn three theories about why sleep is essential.
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Digital Link
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Authors
Infobase
Smithsonian Media (Firm)
Subjects
Anatomy.
Brain.
Human physiology.
Central nervous system.
Biological control systems.
Human body.
Human biology.
Human anatomy.
Nervous System.
Sleep.
Language
English
Series
Ask Smithsonian
Ask Smithsonian.
Availability
Summary
MARC
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Additional Info
Summary Note
We know that sleep is important. Without it, we suffer physical symptoms. Learn three theories about why sleep is essential.
General Note
Originally released by Smithsonian Media, 2014. Streaming video file encoded with permission for digital streaming by Infobase on March 10, 2015.
Content Note
Why Do We Sleep?: Ask Smithsonian (1:00); .
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