7 unexpected takeaways from the newest research on cannabis and brain effects

Seven unexpected health lessons from the latest research on cannabis

How much cannabis is too much for the brain? The question is becoming more urgent as use rises and products become more potent.

The association between cannabis use and brain reward anticipation: a 12-month longitudinal study of adults and adolescents who use cannabis and age-matched controls

Substance use has been associated with blunted brain responses to non-drug rewards, but findings in people who use cannabis are mixed. Adolescents may be uniquely vulnerable to cannabis-related disruption to reward processing due to ongoing neuromaturation, but longitudinal research is lacking. In this longitudinal fMRI study, we compared brain measures of reward anticipation in 46 adolescents (16–17 years) and adults (26–29 years) who used cann…

Research Suggests the Older You Get, the More Weed You Should Smoke

Research suggests that cannabis helps protect the aging brain against biological wear and tear and neurodegenerative diseases.

7 unexpected takeaways from the newest research on cannabis and brain effects

Whether the drug is used in adolescence, midlife or older age may make a big difference. Stephen Lankenau has spent years studying how people use cannabis in...