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Articles on Cannabis

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Cannabis use negatively affects performance on driving-related cognitive tasks. (Shutterstock)

Cannabis-impaired driving: Here’s what we know about the risks of weed behind the wheel

Cannabis use doubles the risk of a fatal or serious-injury car crash, but some people believe it’s safer than alcohol-impaired driving. Here’s what you need to know about cannabis behind the wheel.
Exercise spurs the release of the body’s natural cannabinoids, which have myriad benefits for mental health and stress relief. Luca Sage/Stone via Getty Images

The ‘runner’s high’ may result from molecules called cannabinoids – the body’s own version of THC and CBD

A growing body of research points to the body’s natural cannabinoid system as the primary driver behind the runner’s high – and the mental health boost and stress relief following exercise.
Much of what is known about the health effects of cannabis legalization in Canada is based on outdated and often irrelevant data. THE CANADIAN PRESS/Darryl Dyck

3 years after legalization, we have shockingly little information about how it changed cannabis use and health harms

The government’s advice to cannabis users is to start low and go slow. Given the potential harms of a rapidly expanding retail market, it should heed its own advice and move slowly on regulatory changes.
A woman marks the first day of legalization of cannabis across Canada as she lights a joint in a Toronto park in October 2018. THE CANADIAN PRESS/Chris Young

Canada’s marijuana legalization provides lessons to the world on selling cannabis

As many as 33 American states and several European countries are looking to legalize recreational cannabis. Canada’s experience has lessons for them about how best to sell cannabis.
During the pandemic Americans turned to CBD, which purports to have calming effects. Catherine Falls Commercial/Getty Images

CBD, marijuana and hemp: What is the difference among these cannabis products, and which are legal?

Hemp, CBD and marijuana are all forms of cannabis – but they are different in significant ways, from form and legality to their potential uses as treatment for various health conditions.
Mexico’s militarized war on drugs – and, often, drug users – has killed at least 150,000 people over the past 15 years. Jair Cabrera Torres/picture alliance via Getty Images

Mexico moves to legalize cannabis use, a modest step toward de-escalating drug war

Mexico would not fully legalize cannabis; its new regulation plan makes recreational use legal. However modest, that would be a symbolic milestone for a country immersed in a long, deadly drug war.

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