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 ...

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 ...

The trucking industry’s decade-long push for hair follicle drug testing is reaching a critical inflection point as the Trump administration prepares to address guidelines that have been delayed ...

The Department of Health and Human Services on Sept. 8 announced its long-delayed proposed mandatory guidelines to allow employers to drug test truck drivers and other federal workers for ...

Hair analysis could be the key to understanding adolescent drug usage, as a new study uncovers almost double the number of children were found to be using substances than those who admitted to in a US ...

New research validates a study that almost 300,000 truck drivers would fail a hair test for drug use today, according to The Alliance for Driver Safety and Security, which did the original study and ...

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 ...

The Department of Health and Human Services announced via the Substance Abuse and Mental Health Services Administration that it’s proposing to establish scientific and technical guidelines for the ...