Tag: Quest Diagnostics Drug Testing Index

News

Workplace drug testing in the era of legal marijuana

May 19, 2015 By

Thought leaders discussed workplace drug testing in the era of increasing marijuana legalization and published this whitepaper. Read more.

News

Series: Assessing drug use trends in the United States – Amphetamines

April 17, 2015 By

Join us over the next several weeks as we use several renowned sources to compare and contrast the latest trends in drug use.

Instant testing

Experts present instant drug testing webinar

April 8, 2015 By

Two Quest Diagnostics experts present a webinar on instant drug testing to give you a better understanding of your drug screening options.

News

Series: Assessing drug use trends in the United States – Marijuana

March 27, 2015 By

Join us over the next several weeks as we use several renowned sources to compare and contrast the latest trends in drug use.

News

Marijuana use associated with increased impulsivity and hostility

March 22, 2015 By

A recent study conducted by the Yale School of Medicine analyzed the changes in impulsivity and hostility of recreational marijuana users.

News

Series: Assessing drug use trends in the United States

March 17, 2015 By

Join us over the next several weeks as we use several renowned sources to compare and contrast the latest trends in drug use.

News

Dissecting the data

February 11, 2015 By

Dr. Barry Sample, Quest Diagnostics, pours through the numbers in his DATIA Focus article “Assessing Drug Use Trends in the United States.”

Hair testing

Hair testing and the Drug Testing Index

December 10, 2014 By

Compared to other drug test specimen types like urine and oral fluid, hair testing is often preferred for evaluating long-term patterns of drug use.

News

Reducing risk with workplace drug testing

December 8, 2014 By

A new infographic helps to highlight why drug testing is important for employers to remain vigilant as they work to keep their workplaces drug free.

Oral Fluid testing

Detection of recent marijuana use continues to increase significantly in oral fluid testing

November 20, 2014 By

Data from the Quest Diagnostics Drug Testing Index shows that the detection of marijuana in oral fluid has increased for the second consecutive year.