Latest Posts

Ask the Experts

Ask the experts: The life of a drug testing specimen

March 23, 2021

Our labs handle more than eight million drug testing specimens yearly while maintaining an excellent track record of reliability and accuracy.

Hair testing

Common questions about hair testing

March 9, 2021

An expert from Quest Diagnostics answers some of the most common questions about hair drug testing.

White Papers

The new age of marijuana white paper

February 23, 2021

This white paper aims to shed light on the drug, its legal classification, and the importance of drug testing in the workplace.

Drug Testing

Would-be cheaters bet on synthetic urine

February 9, 2021

One popular way that an individual attempts to cheat a urine drug test is synthetic urine. Learn more about safeguards offered by trained collectors at Quest Diagnostics.

Drug Testing

Beyond pre-employment drug testing

February 2, 2021

Combining one or more reasons for testing is the best way to avoid hiring applicants who use drugs while discouraging drug abuse among employees.

Urine testing

Seven facts about urine drug testing

January 26, 2021

Why is urine testing the most frequently used method for workforce drug testing? Get the facts about urine testing from Quest Diagnostics.

Drug Testing

Does workforce drug testing work?

January 19, 2021

There is a wealth of research that shows that workforce drug testing can help to foster a healthy, safe, drug-free environment.

Reasons for Testing

Random drug testing benefits employers

January 12, 2021

As drug use continues to rise, it is more important than ever to combine pre-employment testing with a random drug testing program.

Drug Testing

Why choose Quest Diagnostics

January 5, 2021

Quest Diagnostics is the only SAMHSA-certified and CAP-FDT-accredited laboratory to offer in-house testing for all three of the most popular drug test types: urine, oral fluid, and hair.

Alcohol

Keep alcohol off the roads

December 29, 2020

December is National Impaired Driving Prevention Month, bringing awareness to the consequences of impaired driving, and driving under the influence and preventing motor vehicle fatalities caused by alcohol consumption.