In a world where cannabis is increasingly legalized and normalized, questions about its effects on the brain have never been ...

It's long been known that smoking cannabis can lead to problems in the lungs, heart and brain. Ellyce Clonan, DDS, a ...

Joel Pepin, of JAR Consulting, said he finds the Wells Planning Board's decision on his application "a little disappointing." ...

Cannabis use is linked to greater chances of having asthma, according to a recent systematic review and meta-analysis. | ...

Argentina's government plans to revoke all permits for marijuana cultivation for medicinal use, Security Minister Patricia ...

A large study from the University of Colorado found heavy cannabis use is linked to reduced brain activity. Lead researcher Joshua Gowin and neurosurgeon Paul Saphier discuss the impact on health.

Heavy use of cannabis recently or at any point in a person’s lifetime was tied to decreases in brain function during a working memory task, a new cross-sectional analysis showed.The data indicate ...

Heavy weed use may be far more dangerous than people realize, according to a pair of studies published in JAMA Network Open.

Schizophrenia cases associated with problematic weed use have skyrocketed in the wake of Canada's legalization of marijuana, ...

A new study suggests that heavy cannabis use may impair working memory, even after someone has stopped using it.

A new study on brain activity found that heavy cannabis use is linked to reduced activity in memory-related regions, while recent use may cause temporary cognitive impairments. Published in the ...

The proportion of new cases of schizophrenia associated with a cannabis use disorder has risen from 4% pre-legalization to 10 ...