Driving Performance and Cannabis Users’ Perception of Safety A Randomized Clinical Trial

A Randomized Clinical Trial Thomas D. Marcotte, PhD1; Anya Umlauf, MS1; David J. Grelotti, MD1; et al Emily G. Sones, BA1; Philip M. Sobolesky, PhD2,3; Breland E. Smith, PhD2,4; Melissa A. Hoffman, PhD2,5; Jacqueline A. Hubbard, PhD2,6; Joan Severson, MS7; Marilyn A. Huestis, PhD8; Igor Grant, MD1; Robert L. Fitzgerald, PhD2 JAMA Psychiatry. 2022;79(3):201-209. doi:10.1001/jamapsychiatry.2021.4037 This originally appeared at https://jamanetwork.com/journals/jamapsychiatry/fullarticle/2788264 Key Points Question  What factors are related to the impact of smoked cannabis on driving and the users’ perception […]

The risk of being culpable for or involved in a road crash after using cannabis: A systematic review and meta-analyses

This originally appeared at https://journals.sagepub.com/doi/full/10.1177/20503245211055381 Michael A. White [email protected] and Nicholas R. BurnsView all authors and affiliations https://doi.org/10.1177/2050324521105 Abstract Background The development of drug driving policies should rest on sound epidemiological evidence as to the crash risks of driving after using psychoactive drugs. The findings from individual studies of the increased risk of crashing from […]

Driving Under the Influence of Cannabis: Impact of Combining Toxicology Testing with Field Sobriety Tests

This originally appeared at https://academic.oup.com/clinchem/advance-article/doi/10.1093/clinchem/hvad054/7179849 Robert L Fitzgerald, Anya Umlauf, Jacqueline A Hubbard, Melissa A Hoffman, Philip M Sobolesky, Shannon E Ellis, David J Grelotti, Raymond T Suhandynata, Marilyn A Huestis, Igor Grant … Show more 25 May 2023 Clinical Chemistry, https://doi.org/10.1093/clinchem/hvad054 Abstract Background Cannabis is increasingly used both medically and recreationally. With widespread use, […]

The failings of per se limits to detect cannabis-induced driving impairment: Results from a simulated driving study

This originally appeared at https://pubmed.ncbi.nlm.nih.gov/33544004/ Thomas R Arkell  1   2   3 , Tory R Spindle  4 , Richard C Kevin  1   2   5 , Ryan Vandrey  4 , Iain S McGregor  1   2   5 PMID: 33544004 DOI: 10.1080/15389588.2020.1851685 Abstract Objective: Many jurisdictions use per se limits to define cannabis-impaired driving. Previous studies, however, […]

On the impact of cannabis consumption on traffic safety: a driving simulator study with habitual cannabis consumers

Anne Tank  1 , Tobias Tietz  2 , Thomas Daldrup  1 , Holger Schwender  2 , Florence Hellen  3 , Stefanie Ritz-Timme  1 , Benno Hartung  4 PMID: 30701315 DOI: 10.1007/s00414-019-02006-3 This originally appeared at https://pubmed.ncbi.nlm.nih.gov/30701315/ Abstract To contribute to the ongoing discussion about threshold limits of Δ9-tetrahydrocannabinol (THC) in road traffic, a driving simulator study with 15 habitually cannabis consuming […]

Residual blood THC levels in frequent cannabis users after over four hours of abstinence: A systematic review.

Yuan Wei Peng  1 , Ediriweera Desapriya  2 , Herbert Chan  2 , Jeffrey R Brubacher  3 PMID: 32841811 DOI: 10.1016/j.drugalcdep.2020.108177 This originally appeared at https://pubmed.ncbi.nlm.nih.gov/32841811/ Abstract Background Tetrahydrocannabinol (THC), the primary psychoactive component of cannabis, causes psychomotor impairment and puts drivers at increased risk of motor vehicle collisions. Many jurisdictions have per se limits for THC, often […]

Effects of Cannabis Legalization on Adolescent Cannabis Use Across 3 Studies

This originally appeared at https://www.ajpmonline.org/article/S0749-3797(22)00491-3/fulltext#.Y5ZgZyDF40U.linkedin Published:November 10, 2022DOI:https://doi.org/10.1016/j.amepre.2022.09.019 Introduction Canada, Uruguay, and 18 states in the U.S. have legalized the use of nonmedical (recreational) cannabis for adults, yet the impact of legalization on adolescent cannabis use remains unclear. This study examined whether cannabis legalization for adults predicted changes in the probability of cannabis use among […]

Marijuana Use Not Associated with Deleterious Effects on Male Sexual Function

This originally appeared at https://pubmed.ncbi.nlm.nih.gov/34171210/ The impact of cannabis use on male sexual function: A 10-year, single-center experience Benjamin Shiff  1 , Udi Blankstein  2 , Jafar Hussaen  2 , Keith Jarvi  3 , Ethan Grober  4 , Kirk Lo  3 , Katherine Lajkosz  5 , Yonah Krakowsky  4 PMID: 34171210 PMCID: PMC8631840 DOI: 10.5489/cuaj.7185 Abstract Introduction Despite increasing consumption rates in […]

The relationship between cannabis use and IVF outcome—a cohort study

This originally appeared at https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8424823/ Authors Eden Har-Gil,1Ayala Heled,2Marjorie Dixon,3,4Abdul Munaf Sultan Ahamed,4 and Yaakov Bentov4,5,6 Abstract Background The effects of cannabis use on male and female reproduction have been the focus of scientific research for decades. Although initial studies raised concerns, more recent studies were reassuring. Considering the recent legalization of recreational use of […]

Therapeutic Prospects of Cannabidiol for Alcohol Use Disorder and Alcohol-Related Damages on the Liver and the Brain

This originally appeared at https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6554654/ Authors Julia De Ternay, 1 , * Mickaël Naassila, 2 Mikail Nourredine, 1 Alexandre Louvet, 3 François Bailly, 4 Guillaume Sescousse, 5 Pierre Maurage, 6 Olivier Cottencin, 7 Patrizia Maria Carrieri, 8 and Benjamin Rolland 1 , 5 , * Published 2019 May 31 doi: 10.3389/fphar.2019.00627 PMCID: PMC6554654 PMID: 31214036 Abstract […]