45 Video: To Sleep, Perchance to Dream

Why do we sleep? Well… that’s a tricky question. More easily answered is the question,”How do we sleep?” In this episode of Crash Course Psychology, Hank discusses some of the ways our brain functions when sleeping and how it can malfunction as well.

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Introduction to Psychology by Lumen Learning is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted.

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