Changes in Cannabis Potency Over the Last 2 Decades (1995–2014): Analysis of Current Data in the United States
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TLDR
There is a shift in the production of illicit cannabis plant material from regular marijuana to sinsemilla, and this increase in potency poses higher risk of cannabis use, particularly among adolescents.About:
This article is published in Biological Psychiatry.The article was published on 2016-04-01 and is currently open access. It has received 752 citations till now. The article focuses on the topics: Cannabis & Cannabidiol.read more
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The Health Effects of Cannabis and Cannabinoids: The Current State of Evidence and Recommendations for Research
TL;DR: Despite increased cannabis use and a changing state-level policy landscape, conclusive evidence regarding the shortand long-term health effects—both harms and benefits—of cannabis use remains elusive.
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Association of Cannabis Use in Adolescence and Risk of Depression, Anxiety, and Suicidality in Young Adulthood: A Systematic Review and Meta-analysis.
Gabriella Gobbi,Tobias Atkin,Tomasz Zytynski,Shouao Wang,Sorayya Askari,Sorayya Askari,Jill Boruff,Mark A. Ware,Naomi R. Marmorstein,Andrea Cipriani,Andrea Cipriani,Nandini Dendukuri,Nancy E. Mayo,Nancy E. Mayo +13 more
TL;DR: Although individual-level risk remains moderate to low and results from this study should be confirmed in future adequately powered prospective studies, the high prevalence of adolescents consuming cannabis generates a large number of young people who could develop depression and suicidality attributable to cannabis.
Journal ArticleDOI
US Epidemiology of Cannabis Use and Associated Problems
TL;DR: An overview of the changing US epidemiology of cannabis use and associated problems suggests national increases in cannabis potency, prenatal and unintentional childhood exposure; and in adults, increased use, CUD, cannabis-related emergency room visits, and fatal vehicle crashes.
Journal ArticleDOI
National Estimates of Marijuana Use and Related Indicators - National Survey on Drug Use and Health, United States, 2002-2014.
Alejandro Azofeifa,Margaret E. Mattson,Gillian L. Schauer,Tim McAfee,Althea M. Grant,Rob Lyerla +5 more
TL;DR: National trends for selected marijuana use and related indicators are described, including prevalence of marijuana use; initiation; perception of harm risk, approval, and attitudes ; perception of availability and mode of acquisition; dependence and abuse; and perception of legal penalty for marijuana possession are described.
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US Adult Illicit Cannabis Use, Cannabis Use Disorder, and Medical Marijuana Laws: 1991-1992 to 2012-2013
Deborah S. Hasin,Aaron L. Sarvet,Magdalena Cerdá,Katherine M. Keyes,Malka Stohl,Sandro Galea,Melanie M. Wall +6 more
TL;DR: From 1991-1992 to 2012-2013, illicit cannabis use increased significantly more in states that passed MML than in other states, as did cannabis use disorders, which followed similar patterns descriptively.
References
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Adverse Health Effects of Marijuana Use
TL;DR: As marijuana use becomes legal in some states, the dominant public opinion is that marijuana is a harmless source of mood alteration, but enough information is available to cause concern.
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Chronic Administration of Cannabidiol to Healthy Volunteers and Epileptic Patients
Jomar M. Cunha,Elisaldo Araujo Carlini,Aparecido E. Pereira,Oswaldo L. Ramos,Camilo Pimentel,Rubens Gagliardi,Wilson Luiz Sanvito,N. Lander,Raphael Mechoulam +8 more
TL;DR: Four of the 8 CBD subjects remained almost free of convulsive crises throughout the experiment and 3 other patients demonstrated partial improvement in their clinical condition, while CBD was ineffective in 1 patient.
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Potency Trends of Δ9-THC and Other Cannabinoids in Confiscated Cannabis Preparations from 1993 to 2008†
Zlatko Mehmedic,Suman Chandra,Desmond Slade,Heather Denham,Susan Foster,Amit S. Patel,Samir A. Ross,Ikhlas A. Khan,Mahmoud A. ElSohly +8 more
TL;DR: The data showed an upward trend in the mean Δ9‐tetrahydrocannabinol (Δ9‐THC) content of all confiscated cannabis preparations, which increased from 3.4% in 1993 to 8.8% in 2008, mainly due to the increase in the potency of nondomestic versus domestic samples.
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Potency trends of delta9-THC and other cannabinoids in confiscated marijuana from 1980-1997.
TL;DR: The analysis of 35,312 cannabis preparations confiscated in the USA over a period of 18 years for delta-9-tetrahydrocannabinol (delta9-THC) and other major cannabinoids is reported, showing that the potency of confiscated marijuana samples has continuously risen, going from 3.1% in 1992 to 4.2% in 1997.