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Brain Function
&
Mental Illness
Studies show that cannabis has effects on cognition and brain function, including motor control (another public safety hazard when it comes to operating motor vehicles, among other things). Studies also link cannabis use to mental illness. The following articles have more information on the effects of cannabis on the brain.


Changes in Incident Schizophrenia Diagnoses Associated With Cannabis Use Disorder After Cannabis Legalization
In this study of 13,588,681 individuals, the "population-attributable fraction of cannabis use disorder associated with schizophrenia...
Jul 61 min read


Association between cannabis use disorder and schizophrenia stronger in young males than in females
Conclusions of this register based study of over 6 million individuals in Denmark aged 16-49 led researchers to conclude that: Strong...
May 171 min read


Cannabis Use Disorder and Risk of Psychotic & Nonpsychotic Unipolar Depression and Bipolar Disorder
A prospective, population-based cohort study using Danish nationwide registers included all individuals born in Denmark before December...
Aug 15, 20231 min read


How Weed Became the New OxyContin
Cannabis "has become a hardcore drug, like cocaine or methamphetamines." Just as with other hardcore drugs, chronic cannabis use leads to...
Apr 25, 20231 min read


Long-Term Outcomes of Adolescent THC Exposure on Translational Cognitive Measures
This rat study revealed that exposure to high-dose THC in adolescence resulted in cognitive vulnerabillity in adulthood. Specifically,...
Jan 21, 20231 min read


Public Service Announcement: A Warning of the Real Danger of Marijuana
Key Findings: "The brain is a very fatty tissue and TCH is stored in the brain, long after it can no longer be measured in the...
May 14, 20221 min read


Comparative Effects of Smoking Marihuana or Placebo on Human Motor and Mental Performance
Key Findings: A double blind study of subjects smoking both a marijuana cigarette and a placebo showed a significant decrement of motor...
Jan 10, 20221 min read


Marijuana and Violence
Key Finding: The U.S. Secret Service National Threat Assessment Center examined 28 incidents of mass attacks that took place between...
Nov 8, 20201 min read


Association of Depression With Past-Month Cannabis Use
Studies have shown that cannabis may worsen depression, yet popular media increasingly presents cannabis as beneficial to mental health....
Nov 8, 20201 min read


Cannabinoids are neurotoxic with chronic exposure
"Chronic administration of cannabinoids will induce neuronal death", while acute doses can protect from brain trauma, as hypothesized by...
Jun 9, 20201 min read


Neurological Perspective on the Harmful Effects of Smoking
Due to the alarming effect of cannabinoids on public health, several population-based studies (findings from each analysis conducted...
Jun 9, 20201 min read


Higher Indoor CO2 Levels: Good for Growing Cannabis, Bad for Human Cognition
A Harvard School of Public Health study found higher CO2 levels used to grow Cannabis have a direct and negative impact on human...
Apr 10, 20201 min read
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