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 ...

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 ...

Skin irritation or inflammation "triggers a resting hair follicle to go into a growth phase," Dr. George Cotsarelis told ...

A problem that many medical marijuana consumers face is how to pass hair follicle drug tests in the workplace. Yes, they consume it for medical purposes, but it is only accepted as actual medication ...

National Taiwan University researchers, with collaborators in Taiwan and the US, report that adipocyte lipolysis activates ...

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 ...

Hair follicle infections are often difficult to treat because bacteria settle in the gap between hair and skin, where it is difficult for active substances to reach them. In order to investigate this ...

KINGSTON, Jamaica (Reuters) - Jamaica's Olympic sprint champion Usain Bolt has "no problem" with plans by the World Anti-Doping Agency (WADA) to test the hair follicles of athletes in a bid to clamp ...

A new lawsuit is challenging J.B. Hunt’s hair drug testing policy, claiming it unfairly blocks African American job seekers ...