Readable research linked to original sources
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Browse normalized, publication-ready research with direct links to its evidence and source.
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Readable research linked to original sources
Browse normalized, publication-ready research with direct links to its evidence and source.
Loading articles data…
Readable research linked to original sources
Browse normalized, publication-ready research with direct links to its evidence and source.
27 articles
Newest firstObjective The objective of this study was to examine whether cannabis exposure calls to the British Columbia Drug and Poison Information Centre (DPIC) were impacted by the legalization of non-medical cannabis in Canada. Methods We fit interrupted time series models to monthly counts of cannabis cases from 2013 to 2021, stratified by age and cannabis form. We set the intervention month to October 2018 legalization…
Open article record in new tab ↗BACKGROUND: Implemented in 2018, Proposition 64: The Adult Use of Marijuana Act legalized recreational cannabis use in California. This study aimed to assess driving-related knowledge, attitudes, and behaviors after the passage of Proposition 64. METHODS: An initial questionnaire was completed by 15,208 participants demographically matched to the 2020 California census. A subset of 4,020 participants who currently…
Background and objectives Individuals with posttraumatic stress disorder (PTSD) have an elevated risk of cannabis use disorder. However, the effect of cannabis legalization on use among individuals with PTSD is unclear. We evaluated changes in cannabis involvement in emergency department (ED) visits for PTSD after medical and nonmedical legalization in Ontario, Canada. Methods This repeated cross-sectional study u…
Background/aim Cannabis consumption in Germany has been on the rise, culminating in the legalization of recreational cannabis in 2024. This shift aims to minimize the harms associated with black-market cannabis, such as exposure to contaminants, while regulating consumption to reduce health risks. The primary aim of this study is to quantitatively assess the net health effects of cannabis legalization in Germany b…
Open article record in new tab ↗Introduction There is considerable interest in whether individuals substitute cannabis for alcohol and in legalisation's potential to reduce or increase alcohol-attributable harms. This study aimed to determine whether non-medical cannabis legalisation in Canada was associated with initial changes in population-level alcohol consumption. Methods This observational population-based study described changes in alcoho…
Importance In the context of the US opioid crisis, factors associated with the prevalence of opioid use disorder (OUD) must be identified to aid prevention and treatment. State medical cannabis laws (MCL) and recreational cannabis laws (RCL) are potential factors associated with OUD prevalence. Objective To examine changes in OUD prevalence associated with MCL and RCL enactment among veterans treated at the Vetera…
Introduction The price of cannabis has important implications for many outcomes discussed in legalisation debates. This paper reports on legal and illegal prices of different cannabis products. Methods National surveys were conducted in 2022 and 2023 among Canadians aged 16-65 years as part of the International Cannabis Policy Study. Self-reported price, purchase quantity and legal versus illegal source of the'las…
Background and aim In 2018, the country of Georgia legalized cannabis for recreational use and decriminalized limited possession. This study aimed to assess whether cannabis use increased among young adults (ages 18-29 years) in Georgia after national policy changes and to evaluate whether perceived access became easier after legalization and current risk factors of young adult cannabis use. Methods We used data f…
Cannabis-based products for medicinal use were rescheduled in the UK in November 2018. The primary outcomes of this cross-sectional survey were to assess awareness of legislation governing these products among UK police officers and whether they had received appropriate training. 200 police officers completed the survey, and 57 (28.5%) respondents did not know these products were legal on prescription in the UK. 1…
Open article record in new tab ↗Several jurisdictions across the globe have introduced legislation to legally permit the sale and consumption of recreational cannabis. This editorial considers current evidence from the rest of the world and asks how this might inform the possible consequences of 'legalisation' models in the UK.
Open article record in new tab ↗Importance While some have argued that cannabis legalization has helped to reduce opioid-related morbidity and mortality in the US, evidence has been mixed. Moreover, existing studies did not account for biases that could arise when policy effects vary over time or across states or when multiple policies are assessed at the same time, as in the case of recreational and medical cannabis legalization. Objective To q…
Open article record in new tab ↗Background Canada legalized recreational cannabis in 2018, and one of the primary objectives of the Cannabis Act was to protect youth by reducing their access to cannabis and providing public education. Canada has the highest prevalence of cannabis use worldwide, particularly among youth and young adults under the age of 25. Cannabis use is linked with many adverse effects for youth and young adults including psyc…
This cross-sectional study examines trends in health care encounters with cannabis-related disorders among Medicare beneficiaries from 2017 to 2022.
Open article record in new tab ↗Background In U.S. states that legalized and commercialized recreational cannabis, cannabis sales in illegal markets are still sizable or even larger than those in legal markets. This study aimed to assess cannabis consumers' preferences for purchasing cannabis from legal and illegal markets and estimate the trade-offs under various policy scenarios. Methods 963 adults were recruited, who used cannabis in the past…
Open article record in new tab ↗Background Recreational cannabis laws (RCL) in the United States (US) can have important implications for people who are non-citizens, including those with and without formal documentation, and those who are refugees or seeking asylum. For these groups, committing a cannabis-related infraction, even a misdemeanor, can constitute grounds for status ineligibility, including arrest and deportation under federal immig…
Open article record in new tab ↗Importance It is unknown whether state recreational cannabis legalization (RCL) is related to increased rates of prenatal cannabis use or whether RCL-related changes vary with cannabis screening methods or the local policy environment. Objective To test whether RCL in California was associated with changes in prenatal cannabis use rates, whether changes were evident in both self-report and urine toxicology testing…
Open article record in new tab ↗This cross-sectional study examines the association between edible cannabis legalization and emergency department visits for cannabis poisonings in older adults.
Open article record in new tab ↗Objective The accessibility of legal cannabis in Canada may influence how consumers source their cannabis. The aims of this study were to examine (a) the distance between respondents' homes and legal retail stores, (b) the cannabis sources used in the past 12 months, and (c) the association between cannabis sources used and distance to legal retail stores. Method Data were analyzed from Canadian respondents partic…
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