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Cannabis and Psychosis: Recent Epidemiological Findings Continuing the “Causality Debate”

Nonmedical (“recreational”) cannabis use and cannabis laws have changed over the past two decades in the United States (1) and the rest of the world (2). Increasing use, especially among the young, coupled with the increasing potency of cannabis (higher delta-9-tetrahydrocannabinol [THC] content) during this period (3), has raised concerns about the long-term health impact

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Cannabis Use in Pregnancy May Lead to a More Anxious, Aggressive Child

Children of women who use marijuana during or soon after pregnancy are twice as likely as other kids to become anxious, aggressive or hyperactive, according to a new study (https://www.pnas.org/content/118/47/e2106115118). The findings add weight to a growing body of evidence linking cannabis use during pregnancy to psychiatric problems in children. The study does not, however,

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Parkland Shooter Blames Marijuana and Drugs as Cause For Violence, Racism

Nikolas Cruz, 23, convicted of murdering 17 people and injuring 17 others at Marjory Stoneman Douglas High School in 2018, recently gave a statement to the families of his victims in which he proclaimed that he “hate(s) drugs.” “I hate drugs, and I believe this country would do better if everyone would stop smoking marijuana

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Marijuana Use Can Cause Schizophrenia

This statement can be made based on the Bradford Hill criteria. Visit the IASIC library to read more about the Bradford Hill criteria and various adverse effects of marijuana. People argue the difference between causation and association. This was the same argument held 100 years ago with tobacco. How can one prove that black lungs and cancer

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Case Reports on the Failure of Smoking Marijuana to Prevent Relapse to Use of Opiates in Adolescents/Young Adults With Opiate Use Disorder

Case Reports on the Failure of Smoking Marijuana to Prevent Relapse to Use of Opiates in Adolescents/Young Adults With Opiate Use Disorder Twenty-six adolescent/young adult patients with opioid use disorder smoked marijuana in an attempt to avoid relapse to opiate use. In each case, smoking marijuana increased cravings and urges for opiates and promoted opiate

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Development Over Time of the PARF for Cannabis Use Disorder in Schizophrenia in Denmark

JAMA Psychiatry just released a new longitudinal study from Denmark regarding the association of between a diagnosis of a cannabis use disorder (CUD) and a diagnosis of Schizophrenia in patients. The nationwide study, “Development Over Time of the Population-Attributable Risk Fraction for Cannabis Use Disorder in Schizophrenia in Denmark” (C. Hjorthøj et.al.) conducted an analysis

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Federal study shows link between pot use, suicide

A year and a half after Michigan’s first pot shops opened, a new study by the federal government shows a link between marijuana use and suicide in young adults. The study by the National Institute on Drug Abuse, which analyzed data from more than 280,000 people ages 18 to 35, suggests marijuana users thought about

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The nation’s drug problem is commercial recreational pharmacology

The nation’s drug problem is commercial recreational pharmacology Drs. Robert L. DuPont and Sharon Levy have written a brilliant paper that calls on us to view the drug problem as commercial recreational pharmacology, which they define as “the personally controlled use of psychoactive drugs that super-stimulate brain reward for pleasure.” Greater acceptance of drug use

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Sentinel Surveillance of Substance-Related Poisonings in Canada: Spotlight on Cannabis

Substance-related poisonings and injuries in Canada have received increasing attention in recent years due to emerging public health concerns, such as the opioid overdose crisis, the introduction of synthetic cannabinoids to the illicit market and the emergence of electronic cigarettes/vaping products on the Canadian market. Furthermore, there has been a general increase in substance-related hospitalizations

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Changes in Rates of Hospitalizations due to Cannabis Harms in Ontario, Canada Before the Legalization of Nonmedical Cannabis: Retrospective Population-level Study Between 2003 and 2017

There are distinct patterns of hospitalizations due to cannabis harms in different priority populations. Young women aged 15 to 24 are a key demographic that is disproportionately burdened with a rapid increase in hospitalizations due to cannabis harms. Jurisdictions considering new approaches to cannabis control policy and addiction services should consider the rising burden of

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IASIC Speaker Series Presents Where Does Cannabis Go in the Body and How It May Affect Teenagers’ Brain?

The International Academy on the Science and Impact of Cannabis (IASIC) is excited to present the IASIC Speaker Series. Presented free of charge, this ongoing educational seminar series will focus on the science, data and peer-reviewed research surrounding marijuana and will be led by international medical experts. This non-partisan and non-political series is continually developed,

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