Cannabis News and Research

Latest Cannabis News and Research

Medical marijuana users brace for shortages as Montana’s recreational market opens

More than a year after voters approved legalizing marijuana for recreational use in Montana, anyone older than 21 can now enter a dispensary and buy cannabis. That has medical marijuana user Joylynn Mane Wright worried.

5 Jan 2022

Prescription drug misuse later in life linked to increased odds of substance use disorder

Nearly half of people in a large U.S. study reported misusing prescription drugs between ages 18-50, which made them more likely to develop substance use disorder symptoms as adults--especially those whose misuse peaked later in life.

4 Jan 2022

Inhaled CBD shrinks glioblastoma’s size in an animal model

Inhaled CBD shrinks the size of the highly aggressive, lethal brain tumor glioblastoma in an animal model by reducing the essential support of its microenvironment, researchers report.

24 Dec 2021

Children and adolescents with persistent high levels of anxiety at greater risk for later psychosis

Children and adolescents who show persistent high levels of anxiety are more likely to become psychotic in their early 20s, according to a new study.

21 Dec 2021

Cannabinoid medicines have enormous therapeutic potential but reliable studies still lacking

For more than twenty years now, international research into the endocannabinoid system in the human body has been seeking to understand the mode of action of cannabis and its constituents.

18 Dec 2021

Treatment with whole plant medicinal cannabis reduces epileptic seizure frequency in children

Epileptic seizure frequency fell by an average of 86% among 10 children treated with whole plant medicinal cannabis, reveals a case series, published in the open access journal BMJ Paediatrics Open.

15 Dec 2021

Childhood trauma may increase the risk of psychotic symptoms in young cannabis users

Childhood trauma may increase the chance of young people experiencing psychotic symptoms when using cannabis, University of Queensland research has found.

14 Dec 2021

Using cannabis alongside other drugs may lead to harmful drug-drug interactions

Using cannabis alongside other drugs may come with a significant risk of harmful drug-drug interactions, new research by scientists at Washington State University suggests.

13 Dec 2021

Study reveals trends in binge drinking among older U.S. men and women

Binge drinking has increased in recent years among older U.S. men but not among older women, according to a study published in the Journal of the American Geriatrics Society.

8 Dec 2021

Study reveals link between recent cannabis use and extremes of nightly sleep duration

Recent cannabis use is linked to extremes of nightly sleep duration--less than 6 hours or more than 9 hours--reveals a study of a large representative sample of US adults, published online in the journal Regional Anesthesia & Pain Medicine.

7 Dec 2021

Study reveals the effects of cannabis use on oral microbiome and brain health

More and more states are legalizing marijuana, but little is known about how long-term cannabis use affects the microbes in the oral cavity, known as the oral microbiome.

6 Dec 2021

Cannabis vapor exposure generationally affects sperm counts and motility in mice

An intense but short-term exposure to cannabis vapor lowered sperm counts and slowed sperm movement, or motility, not only in the directly exposed male mice but also in their sons.

2 Dec 2021

Financial incentives effective in helping pregnant smokers stop smoking

Pregnant women are more likely to stop smoking if financial incentives are offered as part of a treatment plan, finds a trial from France published in The BMJ today.

2 Dec 2021

University students develop significant levels of anxiety or depression by the end of first year

Around a third of first year university students have or develop moderate to severe anxiety and/or depression, suggests the first study of its kind, published in the open access journal BMJ Open.

1 Dec 2021

UQ strikes a deal with Canadian company to revolutionize the way patients take medical cannabis

The University of Queensland has struck a deal with Canadian health and wellness company PreveCeutical Medical which could revolutionize the way patients take medical cannabis.

18 Nov 2021

Exercise increases endocannabinoid levels which reduce chronic inflammation

Exercise increases the body's own cannabis-like substances, which in turn helps reduce inflammation and could potentially help treat certain conditions such as arthritis, cancer and heart disease.

17 Nov 2021

Substance use, high alcohol consumption may increase the risk of new-onset atrial fibrillation

Using methamphetamines, opiates, cocaine and cannabis, as well as acute alcohol consumption (alcohol consumption within a week preceding an atrial fibrillation event) may increase the risk of new-onset atrial fibrillation, according to preliminary research to be presented at the American Heart Association's Scientific Sessions 2021.

8 Nov 2021

Study finds significant increase in cannabis use disorder during pregnancy

As more states legalize cannabis (now 37) for medical or recreational purposes its use during pregnancy is increasing, along with the potential for abuse or dependence.

3 Nov 2021

Research indicates increasing rates of crash deaths involving both alcohol and cannabis

New research indicates that between 2000 and 2018, the percentage of car crash deaths in the United States involving cannabis have doubled, and the percentage of deaths involving both cannabis and alcohol, have more than doubled.

29 Oct 2021

Survey: Young adults with chronic pain more likely to use cannabis or CBD oil to manage the condition

Young adults, ages 18-34, are more likely to report experiencing chronic pain compared to older adults (65% vs. 52% ages 35+), with a large majority of them (73%) saying they are in pain every day, according to a new survey conducted online by The Harris Poll on behalf of the Samueli Foundation.

27 Oct 2021