Latest Posts
Random testing rates for 2019
The US Department of Transportation agencies and the Coast Guard publish their annual minimum drug and alcohol random testing rates for 2019.
Top 10 U.S. metropolitan areas with the highest marijuana positivity
Quest data shows that the states with the highest marijuana positivity do not necessarily contain cities with the highest positivity. See the top 10 list.
First-ever analysis of industry-specific drug testing data
Workforce drug positivity rises by double-digits in almost one-third of U.S. industry sectors examined, according to new Quest Diagnostics analysis.
I’m there: Mark Haworth
Mark shares why he is committed to customer focus. We care about our keeping workplaces safe, and our employees express how they care for our clients and each other.
A Closer Look: Unit Codes and their purpose
Drug testing terminology is expansive and sometimes complex. For that reason we're providing clarity to one of the most commonly misused terms.
Colorado high: six years of recreational marijuana
After five years, researchers have compiled a substantial amount of data about the effects of recreational marijuana throughout Colorado.
Why be weed-free?
Marijuana legislation is changing and more than ever before, people throughout the U.S. have more access. We explore why peple may consider being weed-free.
Methamphetamine’s comeback
Rural America is being overwhelmed with a resurgence of methamphetamine. Recent reports suggest that the opioid crisis is overshadowing rising meth use.
I’m There: Grant Wolfgang
Grant Wolfgang, QMS Senior Program Manager, knows that influence starts with empathy, and values every experience and the way it informs his future.
By the numbers: Drug users avoid working for employers who test
National Survey on Drug Use and Health (NSDUH) national drug use data, compared to Quest Diagnostics Drug Testing Index (DTI) workplace drug use data reveals that drug users avoid working for employers who test.
