Fact checked by Nick Blackmer Emerging research has linked heavy cannabis use to multiple health risks, including stroke and ...

New research shows that heavy lifetime use of cannabis — more than 1,000 times — is associated with reduced activity in areas ...

Avoiding cannabis use before certain cognitive tasks could improve performance Heavy cannabis use may negatively impact one's ...

Heavy cannabis use may negatively impact a person’s working memory, according to the largest study on this subject to date.

A massive new study sheds light on how cannabis affects the brain, particularly during cognitive tasks. Researchers analyzed ...

Heavy weed use appears to dull the brains of young adults, particularly affecting their short-term working memory, a new ...

A new study on brain activity found that heavy cannabis use is linked to reduced activity in memory-related regions, while ...

Heavy weed use appears to dull the brains of young adults, particularly affecting their short-term working memory, a ...

Working memory helps a person follow instructions they've just been given or to mentally visualise and manipulate information ...

A new study from the University of Colorado finds that cannabis use may reduce brain function, particularly in memory-related tasks.