Neuroscience

How cannabis causes 'cognitive chaos' in the brain

Cannabis use is associated with disturbances in concentration and memory. New research by neuroscientists at the University of Bristol, published in the Journal of Neuroscience, has found that brain activity becomes uncoordinated ...

Neuroscience

Drug could stop marijuana cravings

(Medical Xpress)—In the US, more people seek treatment for marijuana abuse than for abuse of cocaine or heroin. However, there are no approved treatments for marijuana addiction. Robert Schwarcz of the University of Maryland ...

Psychology & Psychiatry

Heavy marijuana users have abnormal brain structure and poor memory

Teens who were heavy marijuana users—smoking it daily for about three years—had abnormal changes in their brain structures related to working memory and performed poorly on memory tasks, reports a new Northwestern Medicine ...

Psychology & Psychiatry

Marijuana dependence influenced by genes, childhood sexual abuse

Genetic variation within the endocannabinoid system may explain why some survivors of childhood adversity go on to become dependent on marijuana, while others are able to use marijuana without problems, suggests new research ...

page 1 from 5