Watch Dr. Lynn explain why a marijuana breathalyzer is a fairer drug test in the era of legalization.

Dr. Lynn outlines the difference between testing breath vs. other body fluids such as oral fluid (saliva), blood, urine, and hair.

Dr. Mike Lynn, CEO and Co-Founder of Hound Labs, describes some of the scientific challenges the company overcame to create the Hound breathalyzer.

“We aren’t measuring impairment, we’re measuring THC in breath where it lasts a very short period of time, providing objective data about THC in breath to law enforcement and employers to use in conjunction with other information they have gathered,” said Hound Labs founder Mike Lynn, an emergency room doctor, reserve deputy sheriff and venture…

The difficulty with [blood testing] is police typically need a judge’s approval for a search warrant, and then need a trained phlebotomist to draw the blood, a process that can easily take a couple of hours. By then, studies show, most of the THC in blood has already dissipated, even though the person may still…

“The thing that’s groundbreaking about this test is it can distinguish recent use from historic use,” Mr. Boxer said. “An employee in many states has a legal right to use cannabis.” View the full article here >

“A test like that would frankly make sense,” Armentano [deputy director of the National Organization for the Reform of Marijuana Laws] said. “Just like we wouldn’t allow employees to have a couple drinks and show up to work.” View the full article here >

“It’s a game changer,” said John Hudak, a senior fellow at the Brookings Institution who has written extensively on marijuana legalization. View the full article here >

“I actually do see it as benefiting all parties,” he told the Bee. Most tests currently used by employers reveal marijuana use stretching back as far as 30 days, meaning workers could be penalized in some cases even if they are not high on the job. View the full article here >

As more states legalize recreational marijuana, law enforcement is hoping to detect those driving under the influence. NBC News received an exclusive look at a new breathalyzer, tested by officials on the streets over Labor Day weekend. NBC’s Stephanie Gosk reports for TODAY. View the full article here >