our findings suggest that people with cannabis use disorder may have elevated dopamine activity in a brain area linked to psychosis risk. We hope this research helps inform young people about the ...

Research published last week found that ER visits for cannabis ... use disorder, indicating a dose-related pattern. It’s not the first time smoking weed has been linked to a higher risk of ...

A new study published today in JAMA Psychiatry sheds light on how cannabis use disorder is linked to changes in ... processes and may increase the risk of psychosis, particularly in individuals ...

“Excess levels of dopamine can disrupt normal brain processes and may increase the risk of psychosis ... associated with psychosis –the substantia nigra and ventral tegmental areas. This increase was ...

have higher dopamine levels in an area of the brain linked to psychosis, found a new study published in JAMA Psychiatry. The findings may help explain why cannabis use increases the risk of key ...

In the current study, researchers investigated changes in adolescent cannabis use and harm perception linked to the legalization of such ‘youth-friendly’ products. To do so, they analyzed data from ...

MONDAY, April 21, 2025 (HealthDay News) -- There’s a biological reason why heavy weed users are at increased risk of psychosis, a new study says. People with cannabis use disorder have higher ...

A study on emergency service use ... Risk of Psychosis: High tetrahydrocannabinol (THC) patients had very high chances of developing psychotic features as compared to those who used low THC cannabis.

Prenatal cannabis use was associated with 75% higher odds of low birth weight, 52% increased odds of preterm birth, and 57% greater odds of small for gestational age births. Cannabis use during ...

An updated systematic review finds that consuming cannabis while pregnant appears ... to reduce the amount and frequency of use to help reduce the risk of prenatal and infant complications.