News tagged with national highway traffic safety administration

Researchers study how marijuana impacts driving

A new study conducted at the University of Iowa's National Advanced Driving Simulator has found drivers who use alcohol and marijuana together weave more on a virtual roadway than drivers who use either substance ...

Jun 24, 2015
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Signs point to sharp rise in drugged driving fatalities

The prevalence of non-alcohol drugs detected in fatally injured drivers in the U.S. has been steadily rising and tripled from 1999 to 2010 for drivers who tested positive for marijuana—the most commonly detected non-alcohol ...

Jan 30, 2014
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