The powerful, deadly opioid is increasingly present in the U.S. workforce, as reflected in data from national testing lab ...

A new report from Quest Diagnostics, a diagnostic testing and health information services provider, revealed that the ...

Quest reports a sharp rise in fentanyl use in U.S. workplace drug tests, raising concerns about safety, addiction and ...

The 2025 Quest Diagnostics Drug Testing Index revealed that the urine drug positivity rate in the US workforce is at 4.4% in ...

The positive rate for urine tests indicating the presence of the synthetic opioid fentanyl was 1.13% in 2024. That is up from ...

The percentage of employees in the general U.S. workforce who had tested positive for fentanyl in random drug tests was far ...

How evolving cannabis laws are impacting workplace safety protocols and why maintaining and updating rigorous drug testing remains essential for employers across various industries.

According to new data from Quest Diagnostics, more and more workers are cheating on workplace drug tests as legal cannabis spreads.

One of the most tolerant industries for cannabis has been tech, which is usually focused more on what an employee is doing at ...

Under the proposal, DOT-regulated workers would be tested for fentanyl and norfentanyl in order to keep with Department of ...

PRIVACY IN AMERICA: Workplace Drug Testing Legislative Briefing Kit on Drug Testing (Access this report for detailed discussion of the issue.) Today, in some industries, taking a drug test is as ...