The biggest bother for cannabis consumers is a drug test. On the one hand, cannabinoids such as CBD & Delta-8 THC are legal, and researchers are on a constant quest to study their medicinal properties ...

Revised guidelines for drug-testing hair scheduled for publishing next year. (Photo: Jim Allen/FreightWaves) WASHINGTON — The U.S. Department of Health and Human Services has again pushed back its ...

Urinalysis is the primary, federally accepted method for administering mandated pre-employment drug tests. Meantime, the Alliance for Driver Safety & Security (also known as the Trucking Alliance) has ...

[Stay on top of transportation news: Get TTNews in your inbox.] A highly anticipated federal rulemaking that would permit carriers to drug test drivers using hair samples continues to slog its way ...

Since even before the U.S. government rolled out the Drug & Alcohol Clearinghouse for truck drivers more than two years ago, certain freight-hauling stakeholders have pushed forcefully for something ...

Bill aims to crack down on truck drivers who are habitual drug users. (Photo: Jim Allen/Shutterstock) WASHINGTON — New legislation introduced on Thursday would require FMCSA to accept positive hair ...

Proponents of hair-testing for federally required drug testing of truck drivers have had another setback with the denial of a petition to the Federal Motor Carrier Safety Administration ... Or have ...

Across the United States, many employers include drug screening as an integral part of their hiring process. These employers believe that only a drug-free workplace can increase productivity and make ...

You thought that wild weekend from months ago was ancient history? Think again. While blood tests only catch drug use from the past few days and urine tests stretch to maybe a few weeks, there’s a ...

Zero emissions. The road to zero. It seems as if zero has ingrained itself in transportation culture as the ultimate endgame, yet we continue to slowly plod toward a zero tolerance for drugs and ...

Researchers at the University of Central Arkansas concluded that urinalysis, the primary means of Department of Transportation (DOT) truck driver drug screenings, misses about 90% of actual drug use.