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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Revised guidelines for drug-testing hair scheduled for publishing next year. (Photo: Jim Allen/FreightWaves) WASHINGTON — The U.S.

[Stay on top of transportation news: Get TTNews in your inbox.] This story appears in the Aug. 17 print edition of Transport Topics. After two years of study, a federal drug advisory board has issued ...

They say time is like a roll of toilet paper. The closer you get to the end, the quicker it goes. Everyone who reads this column can relate to that statement, and the more you think about it, the more ...

At-home drug tests are urine or saliva tests that can identify if illegal or prescriptions drugs are present in your body. These tests are an alternative to going in person to a laboratory or other ...