Tag: positive drug test

Ask the experts: Secondhand marijuana smoke
Can secondhand marijuana smoke impact a drug test result? Dr. Barry Sample, Quest Diagnostics, clears the air on this popular question. Continue reading

By   /  November 1, 2018

Ask the experts: Drug testing and prescription medication
Find out if screening positive on a drug test is an indication of illegal drug use or if there is a more complex reason for the result. Continue reading

By   /  September 11, 2018

By the Numbers: Positivity by drug
Detection rates of amphetamine, heroin and marijuana have increased annually for the past five years according to the Drug Testing Index. Continue reading

By   /  October 6, 2016

Does workplace drug testing work?
There is a wealth of empirical research that shows that workplace drug testing can help to foster healthier, safer, drug-free work environments. Continue reading

By   /  April 15, 2016

Positivity is up for the first time in a decade
After years of declines, the prevalence of positive workforce drug tests is increasing according to the Quest Diagnostics Drug Testing Index data. Continue reading

By   /  September 25, 2014

Thwarting drug test cheaters
Employers must do everything possible to prevent drug-abusing workers and job applicants from successfully altering test results. Continue reading

By   /  January 4, 2011

Aiming for drug-free workplaces
Whether it is pre-employment testing or a random test, keeping drug users out of your workforce makes sense for many reasons. Continue reading

By   /  April 28, 2008