Smartphone sleep effects on body and brain: Turn your phone off before bed (VIDEO).

What Happens to Your Brain and Body When You Check Your Phone Before Bed (Video)

What Happens to Your Brain and Body When You Check Your Phone Before Bed (Video)

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March 10 2015 11:35 AM

Back Away From the iPhone

What happens to your brain and body when you check your phone before bed.

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A clock on a smartphone.

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This video originally appeared on Business Insider.

Staring at screens right before sleep turns can be even worse than you think. In the video above, Dr. Dan Siegel, clinical professor of psychiatry at the UCLA School of Medicine, lays out all of the negative effects bedtime screen viewing can have on the brain and body.

Follow Business Insider Video on YouTube and watch more videos: 14 Things You Didn't Know Your iPhone Headphones Could Do.

Justin Gmoser is a video producer for Business Insider.