Learning is more effective when retrieval is varied and spaced over time, not repetitive. Variety strengthens memory pathways ...

However, the study could not determine if working memory comes back if a heavy user quits and is ... In addition, researchers ...

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

Medical and recreational cannabis use is now legal in many parts of the world, but questions remain about its effect on ...

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

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