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BrainStuff Classics: Why Do We Sleep?

December 15, 20186 min
We spend somewhere around a third of our lives sleeping, but why? Learn what happens when you sleep (and what happens when you don't) in this episode of BrainStuff.Learn more about advertising on the HowStuffWorks podcasts at www.howstuffworks.com/advertisers.htmAnd to learn about your ad choices when listening to podcasts, visit https://www.howstuffworks.com/privacy.htm#ad-choices