cannabis use

Age‐Varying Effects of Cannabis Use Frequency and Disorder on Symptoms of Psychosis, Depression and Anxiety in Adolescents and Adults

Leadbeater, Bonnie J., Megan E. Ames, and Ashley N. Linden‐Carmichael. "Age‐varying effects of cannabis use frequency and disorder on symptoms of psychosis, depression and anxiety in adolescents and adults." Addiction 114, no. 2 (2019): 278-293.
Publication Date

A recent study, published in the Journal of Addiction, has examined the association of cannabis use, cannabis use disorder and symptoms of psychosis, depression and anxiety in an adolescent and adult sample. The researchers also examined the differences in these associations and the onset of cannabis use and sex differences.

Cannabis Use and Risk of Schizophrenia: A Mendelian Randomization Study

Vaucher, J., Keating, B. J., Lasserre, A. M., Gan, W., Lyall, D. M., Ward, J., ... & Holmes, M. V. (2017). Cannabis use and risk of schizophrenia: a Mendelian randomization study. Molecular psychiatry.
Publication Date


Cannabis use is observationally associated with an increased risk of schizophrenia, but whether the relationship is causal is not known. Using a genetic approach, we took 10 independent genetic variants previously identified to associate with cannabis use in 32 330 individuals to determine the nature of the association between cannabis use and risk of schizophrenia.

Stopping Cannabis Use Is Associated with Improved Memory

Schuster, R. M., Gilman, J., Schoenfeld, D., Evenden, J., Hareli, M., Ulysse, C., ... & Evins, A. E. (2018). One Month of Cannabis Abstinence in Adolescents and Young Adults Is Associated With Improved Memory. The Journal of Clinical Psychiatry, 79(6), 0-0.
Publication Date

The controversial subject of cannabis legalisation has led to the increased urgency in understanding the full health and social implications of the drug use. Cannabis use is particularly prevalent amongst adolescence - a period of time where young people are going through significant neural development. Cannabis use is thought to affect normal neuromaturation, increasing the risk of cognitive impairment. 

National Prevention Week 2018

National Prevention week led by the Substance Abuse and Mental Health Administration (SAMHSA) will take place from 13-19th May 2018. Each day focus will fall on a different topic - starting off with the theme of "Promotion of Mental Health and Wellness" on Monday. Themes for the rest of the week are: Prevention of Underage Drinking and Alcohol Misuse on Tuesday; Prevention of Prescription and Opioid Drug Misuse on Wednesday; Prevention of Illicit Drug Use

Recommendations for NIDA's Cannabis Policy Research Agenda

The National Institute on Drug Abuse (NIDA) has released a new report Recommendations for NIDA's Cannabis Policy Research Agenda. The document has been prepared by the National Advisory Council on Drug Abuse Workgroup which was formed in 2017. The workgroup comprises members who are experts in pain management, health professionals, substance use disorder experts, and drug policy researchers. The aims of the workgroup are to support NIDA in developing and progressing scientific understanding of substance