Back to today’s briefing

Story perspectives

Study Links Cannabis Use to Brain Changes in Older Adults

1/7/2025

25 6

Summary

Story summary

A recent study in BMJ Mental Health explored how lifetime cannabis use affects brain health in adults aged 40-69. While users exhibited notable differences in brain structure and function, genetic analyses revealed no direct causal relationship. This research underscores the urgency for more investigations into cannabis's effects, particularly on older adults.

1 of 1

Story summary

A recent study in BMJ Mental Health explored how lifetime cannabis use affects brain health in adults aged 40-69. While users exhibited notable differences in brain structure and function, genetic analyses revealed no direct causal relationship. This research underscores the urgency for more investigations into cannabis's effects, particularly on older adults.