Colorado's rate of teen suicide is the sixth worst state in the nation and almost double the national average.

We’ve already experimented with drug legalization in the United States, and the body count mounted.

A review of 11 studies with more than 23,000 people found marijuana use before age 18 was associated with increased risk of depression and suicidal thoughts or attempts during young adulthood.

According to the same survey, 86 per cent of young Canadians said it is important to find alternative ways to get home when they drink alcohol, but only 70 per cent of them believe it is important to...

A recently published report describes the case of an 11-day-old female neonate who died due to acute marijuana toxicity and highlights the need for more research on the impact of marijuana use on...

Subjects who regularly smoked pot had higher levels of a protein linked to brain inflammation, which an earlier study associated with depression and other disorders.

In Toronto, the potential Democratic presidential candidate also condemned the president's comments on the Huawei case

NIH-supported study also found past-month vaping levels rebound after early pandemic drop.

Legislators ought to vote 'no' on the MORE Act now before Congress.

On 'Fox & Friends,' former White House drug policy adviser Dr. Kevin Sabet says there's plenty of blame to go around for the epidemic.

The diminished perception of the health risks associated with the consumption of cannabis (marijuana) lead to a progressive increase in its inhalational use in many countries. Cannabis can be smoked...

A new study shows weed raises the risk of cardiovascular disease, and an older one shows it raises the risk of schizophrenia.

Despite the fact that marijuana is legal here in Massachusetts, illegal sales remain strong and dangerous. Like many things, the lower cost of illegal marijuana is a major reason illicit sales cont…

Transitional age youth experiencing homelessness (TAY-EH) bear a high burden of substance use disorders (SUDs) and psychopathology. However, limited data exist on the co-occurrence and interactions...

Midlife deficits that mirror symptoms of dementia.

Jerry Martin, 51, opened the store in Vancouver because he wanted to give people access to clean drugs and challenge Canadian drug laws.

Responses to an essay about the experience of Oregon and Portugal with drug decriminalization. Also: Jeff Zucker’s ouster at CNN; displaying good news.

The veterinary tranquilizer has been linked to a growing number of overdose deaths across the country, especially in the Northeast. It's often combined with fentanyl, but can't be treated with Narcan.

Decriminalizing marijuana doesn’t mean we should ignore marijuana’s potential harms.

A bold reform effort hasn’t gone as planned.

Another 198 British Columbians died from toxic drugs in July, according to data released Tuesday by the B.C. Coroners Service, bringing the death toll in the first seven months of the year to 1,455 —...

Oregon’s experiment to curb overdoses by decriminalizing small amounts of illicit drugs is in its third year, and life has changed for most everyone in the city of Portland.

The annual U.S. survey of substance use captures the growing mainstream acceptance of cannabis and hallucinogenic compounds.

Not many people smoke pot.  But for those who do, the City of New York and other urban areas have given them license to stink up the joint with their pot exhalations, forcing the majority to inhale...

People need support, not punishment. The decision to punish drug use has affected nearly every aspect of daily life. Learn more.

A prominent Arizona prosecutor warned that legal marijuana would be dangerous. Evidence is mounting nationally that she was right.

Students and teachers said in interviews that some classrooms were in disarray as more and younger students were smoking marijuana at school.

Many people turn to marijuana to help them sleep, but emerging research is questioning that assumption.

The musings of Dr. Bonnie Henry, Lisa Lapointe and Jennifer Charlesworth create a difficult task for the NDP government

Ontario's top doctor is calling on the province to decriminalize possession of unregulated drugs for personal use and make available safer supply, as well explore the possibility of raising the legal...

Adult-use recreational marijuana has been legal in Michigan since voters approved a ballot proposal in the 2018 election, with sales starting in 2019. But many Michigan communities remain opted out.

Car crashes in the first three states to legalize recreational marijuana have soared as law enforcement and regulators struggle to define driving high, let alone determine how to fight it.