Replacement cartridges that can last up to three months with semiweekly testing start at $100.

At-home drug tests are urine or saliva tests that can identify if illegal or prescriptions drugs are present in your body. These tests are an alternative to going in person to a laboratory or other ...

The nonprofit said its new tool, using data from urine tests, has already picked up a spike of carfentanil, a potent and ...

The Seminole County Sheriff's Office is partnering with Project Overdose to use artificial intelligence and urine tests to ...

Devices used to measure biological readouts, known as biosensors, determine the concentration of a particular substance in a biological sample. While you may not recognize the name, you are probably ...

How long weed stays in your system depends on the type of drug test being used and how frequently you use cannabis.

WASHINGTON — Drug testing facilities that have invested in oral-fluid-based testing for motor carriers, airlines, railroads and pipeline operators are pushing back on a proposal by the U.S. Department ...

In a finding set to change the way disease is monitored, Chandra Mohan, an international expert and pioneer in lupus research ...

Experts explain that foamy urine is a classic sign of a high level of protein in your urine. This means that excess protein in your pee can be a warning sign that directly affects your kidneys or a ...