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Micro-Sleep May Be to Blame for Accidents

Researchers estimate that every day 250,000 Americans drive while sleep deprived.
12/03/2012

Transcript for Micro-Sleep May Be to Blame for Accidents

And now we have a special experiment to show you. What happens when you think you're awake behind the wheel but your brain is going to sleep? Drowsy driving is so serious in this country, there are... See More
This transcript has been automatically generated and may not be 100% accurate.
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