Federal Study: THC-Positive Drivers Not More Likely To Be Involved In Motor Vehicle Crashes

Federal Study: THC-Positive Drivers Not More Likely To Be Involved...

Drivers who test positive for the presence of THC in blood are no more likely to be involved in motor vehicle crashes than are drug-free drivers, according to a federally sponsored case-control study involving some 9,000 participants. The study, published Friday by the United States National...