This Is What Happens To Your Body When You Don't Sleep

It isn't pretty.

Sleep doesn't just feel good, it's a life-saving, necessary human function.

Our bodies don't operate normally when we're sleep deprived. Research shows just one night of no sleep can impair movement and focus and destroy your mood.

However, as the BuzzFeed video above points out, that's just the beginning. The longer you go without sleep, the bigger the toll it takes on your health. Take a look at the clip above to learn more about how a lack of sleep messes with your brain and body. It certainly isn't pretty.

Ready to hit the pillow yet?

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