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Marijuana News
February 18, 2020

Top Headlines
 

Teens Are Using a Highly Potent Form of Marijuana

Nearly one in four Arizona teens have used a highly potent form of marijuana known as marijuana concentrate, according to a new study. Among nearly 50,000 eighth, 10th, and 12th graders from the 2018 ... read more

Cannabis Flower Is an Effective Mid-Level Analgesic Medication for Pain

Using the largest database of real-time recordings of the effects of common and commercially available cannabis products in the United States, researchers found strong evidence that cannabis can ... read more

Cannabis Treatment Counters Addiction: First Study of Its Kind

An Australian study has demonstrated that cannabis-based medication helps tackle dependency on cannabis, one of the most widely used drugs globally. A new article provides the first strong evidence ... read more

Gene Linked to Cannabis Abuse

New research shows that a specific gene is associated with an increased risk of cannabis abuse. The gene is the source of a so-called nicotine receptor in the brain, and people with low amounts of ... read more
Latest Headlines
updated 4:49pm EST

Earlier Headlines
 

Focus on Opioids and Cannabis in Chronic Pain Media Coverage

New Zealand media reports on chronic pain are focusing on treatments involving opioids and cannabis at the expense of best practice non-drug treatments, researchers have ... read more

Study Reveals Increased Cannabis Use in Individuals With Depression

New findings reveal the prevalence of cannabis, or marijuana, use in the United States increased from 2005 to 2017 among persons with and without depression and was approximately twice as common ... read more

Medical Marijuana Cards Often Sought by Existing Heavy Users

Young adults who seek enrollment in state medical marijuana programs are often those who already use heavily rather than those with mental or physical issues that could be addressed by the ... read more

Increase in Calls to US Poison Control for Natural Psychoactive Substances

A new study found there were more than 67,300 calls to US Poison Control Centers regarding exposures to natural psychoactive substances. The study looked at calls from January 2000 through December ... read more

Cannabis Reduces Headache and Migraine Pain by Nearly Half

Inhaled cannabis reduces self-reported headache severity by 47.3% and migraine severity by 49.6%, according to a recent study. The study also found no evidence that cannabis caused 'overuse ... read more

Daily Cannabis Use Lowers Odds of Using Illicit Opioids Among People Who Have Chronic Pain

For those using illicit opioids to manage their chronic pain, cannabis may be a beneficial -- and a less dangerous -- alternative, according to new ... read more

In States Where Recreational Marijuana Is Legal, Problematic Use Increased Among Adults and Teens

Problematic use of marijuana among adolescents and adults increased after legalization of recreational marijuana use, according to a new study from NYU Grossman School of Medicine and Columbia ... read more

Some CBD Products May Yield Cannabis-Positive Urine Drug Tests

A small study concludes that caution is warranted for users of 'high CBD, low THC' cannabis ... read more

Cannabis Use Disorder Is Declining Among Young Adolescents and Young Adults

The prevalence of cannabis use disorder decreased in 2002 to 2016 among frequent users. Changes in social attitudes and the traits of frequent users may explain the decline, according to researchers. ... read more

Of All Professions, Construction Workers Most Likely to Use Opioids and Cocaine

Construction workers are more likely to use drugs than workers in other professions, finds a new ... read more

Insufficient Evidence That Medicinal Cannabinoids Improve Mental Health

The most comprehensive analysis of medicinal cannabinoids and their impact on six mental health disorders -- combining 83 studies including 3,000 people -- suggests that the use of cannabinoids for ... read more

Teen Marijuana Use May Have Next-Generation Effects

A new study shows how a parent's use of marijuana, past or present, can influence their child's substance use and ... read more

The Frostier the Flower, the More Potent the Cannabis

Cannabis flowers with the most mushroom-shaped hairs pack the biggest cannabinoid and fragrance punch, according to new ... read more

Potential Therapy to Treat Detrimental Effects of Marijuana

A new study using a preclinical animal model suggests that prenatal exposure to THC, the psychoactive component of cannabis, makes the brain's dopamine neurons (an integral component of the ... read more

Cannabis Study Reveals How CBD Offsets the Psychiatric Side-Effects of THC

Researchers have shown for the first time the molecular mechanisms at work that cause cannabidiol, or CBD, to block the psychiatric side-effects caused by tetrahydrocannabinol (THC), the main ... read more

Older Adults With COPD More Likely to Use Synthetic Cannabinoids

Chronic obstructive pulmonary disease (COPD) is a progressive lung disease that's often associated with a variety of health problems, including chronic muscle pain and insomnia. Psychoactive ... read more

Medical Marijuana Laws Impact Use Among Sexual Minorities Differently Than Heterosexuals

Bisexual women had higher rates of past-year and daily marijuana use compared to heterosexual women, and gay/lesbian women were also more likely to report daily marijuana use and past year medical ... read more

Cannabis May Hold Promise to Treat PTSD but Evidence Lags Behind Use

As growing numbers of people are using cannabis to treat post-traumatic stress disorder (PTSD), a new study reports that prescriptions are not backed up by adequate ... read more

Gene Linked to Autism Undergoes Changes in Men's Sperm After Pot Use

A specific gene associated with autism appears to undergo changes in the sperm of men who use marijuana, according to new research. The gene change occurs through a process called DNA methylation, ... read more

New Breathalyzer Can Detect Marijuana

A team has developed a breathalyzer device that can measure the amount of tetrahydrocannabinol (THC), the psychoactive compound in marijuana, in the user's breath. The breathalyzer was developed ... read more

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