MONDAY, Dec. 17, 2018 (HealthDay News) -- Pot's increasing potency could make it more likely that toking will interfere with users' lives, a new study argues.

Compared to pot of the 1990s, today's marijuana contains significantly higher levels of THC, the chemical compound that causes intoxication, the research team notes.

This added punch may be associated with an higher risk of cannabis use disorder, researchers from the University of Michigan and Brown University conclude.

They said the THC concentration of pot confiscated by the U.S. Drug Enforcement Agency has increased steadily from 3.5 percent in 1994 up to 12.3 percent in 2012.

Meanwhile, average risk of developing cannabis use disorder increased by about 40 percent with every 1 percentage point increase in national pot potency, they found.

"It definitely is a signal that potency increases the addictive potential of cannabis," said senior author Brian Hicks, an associate professor with the University of Michigan Addiction Center. And there are no laws regarding potency, he added.

Read the full article at U.S. News.