The largest study yet into the effects of cannabis on the brains of 18- to 36-year-olds has found that the drug can reduce brain function during cognitive tests. The findings will help people to make an informed decision about the pros and cons of using cannabis.

Cannabis use can significantly impact the part of the brain responsible for following instructions, responding during conversations, or remembering a question long enough to answer it. This type of cognitive function is a form of short-term memory called working memory.

A new study from the University of Colorado Anschutz Medical Campus suggests that heavy cannabis use negatively affects working memory.

Frequent marijuana use can negatively impact brain activity, resulting in reduced memory capabilities, according to information published Tuesday in the medical journal JAMA Network Open. In the study “Brain Function Outcomes of Recent and Lifetime Cannabis Use,

A new study has revealed how both recent and lifetime cannabis use can affect cognitive function and working memory.

If you think quitting cannabis means your brain will bounce back immediately, think again. A groundbreaking new research suggests that heavy marijuana use could leave lasting marks on your memory, long after your last hit.