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Marijuana News
January 20, 2019

Latest Headlines
updated 11:19pm EST

More Marijuana News
January 20, 2019

Drug Use, Religion Explain 'Reverse Gender Gap' on Marijuana

Nov. 26, 2018 — Women tend to be more conservative than men on political questions related to marijuana. A recent study finds that this gender gap appears to be driven by religion and the fact that men are more ... read more

Adolescent Cannabis Use Alters Development of Planning, Self-Control Brain Areas

Nov. 6, 2018 — Adolescent marijuana use may alter how neurons function in brain areas engaged in decision-making, planning and self-control, according to ... read more

New Insights Into the Neural Risks and Benefits of Marijuana Use

Nov. 6, 2018 — Research released today underscores both the dangers and the therapeutic promise of marijuana, revealing different effects across the lifespan. Marijuana exposure in the womb or during adolescence ... read more

Cognitive Changes in Offspring of Heavy Cannabis-Using Rats

Nov. 4, 2018 — Researchers have seen cognitive changes in the offspring of rats exposed to heavy amounts of cannabis. Their work is one of the rare studies to look at the effects of cannabis during pregnancy. The ... read more

High on the Highway -- Stoned-Driving on the Increase

Oct. 26, 2018 — Getting behind the wheel after cannabis use is on the rise in the US, and THC, not alcohol, is now the most commonly detected intoxicant in US drivers. Detecting levels of THC, however, is ... read more

Sex, Drugs and Estradiol: Why Cannabis Affects Women Differently

Oct. 26, 2018 — Sex differences in cannabis use are beginning to be explained with the aid of brain studies in animals and ... read more

Cannabis Pain Relief Without the 'High'

Oct. 24, 2018 — In the wake of cannabis legalization, a team of scientists have delivered encouraging news for chronic pain sufferers by pinpointing the effective dose of marijuana plant extract cannabidiol (CBD) ... read more

More Than One in Ten Heavy Cannabis Users Experience Withdrawal After Quitting Cannabis

Oct. 22, 2018 — As the number of Americans who regularly use cannabis has climbed, so too has the number of those experiencing cannabis withdrawal symptoms. A new study finds that 12 percent of frequent marijuana ... read more

THC Amounts Identical in Most Cannabis Strains

Oct. 10, 2018 — Newly published research has determined that many strains of cannabis have virtually identical levels of tetrahydrocannabinol (THC) and cannabidiol (CBD), despite their unique street ... read more

Teen Cannabis Use Is Not Without Risk to Cognitive Development

Oct. 3, 2018 — A new study confirms that cannabis use is related to impaired and lasting effects on adolescent cognitive ... read more

Teens Who've Tried Marijuana Have Used It in More Than One Form

Sep. 28, 2018 — Most teens who've tried marijuana used it in more than one form, according to a new study, raising concerns about adolescent health amid a booming cannabis ... read more

Children Whose Mothers Use Marijuana Are More Likely to Try It at Younger Age

Sep. 24, 2018 — When mothers use marijuana during the first 12 years of their child's life, their cannabis-using children are more likely to start at an earlier age than children of non-using mothers, according ... read more

Cannabinoid Drugs Make Pain Feel 'Less Unpleasant, More Tolerable'

Sep. 19, 2018 — Researchers have determined that cannabinoid drugs do not appear to reduce the intensity of experimental pain, but, instead, may make pain feel less unpleasant and more ... read more

The Effectiveness of Online Cannabis Responsible Vendor Training Program

Sep. 17, 2018 — A new study on the quality of online responsible marijuana vendor for cannabis (RMV) training has just been released. The study used an online RMV training that was developed in consultation with ... read more

Marijuana Use Continues to Grow Among Baby Boomers

Sep. 6, 2018 — Marijuana use is becoming more prevalent among middle-aged and older adults, with 9 percent of adults aged 50-64 and nearly 3 percent of adults 65 and older reporting marijuana use in the past year, ... read more

Nerve Pain in the Legs? Medical Marijuana May Alter Brain Connections, Bring Relief

Sep. 5, 2018 — When medical marijuana is taken for chronic nerve pain, it may provide pain relief by reducing connections between the areas of the brain that process emotions and sensory signals, according to a new ... read more

Increased Cortical Activation in Cannabis Users' Brains in Resting State, Research Suggests

Sep. 5, 2018 — Recent research shows that cannabis users experience increased cortical activation during the brain's resting state when compared with nonusers. The resulting 'noisy brain' might ... read more

Vicious Circle Leads to Loss of Brain Cells in Old Age

Aug. 31, 2018 — The CB1 receptor is responsible for the intoxicating effect of cannabis. However, it appears to act also as a kind of 'sensor' with which neurons measure and control the activity of certain ... read more

In Test With Rats, Cannabidiol Showed Sustained Effects Against Depression for Seven Days

Aug. 30, 2018 — First results appeared 24h after one single dose of the marijuana component; scientists concluded that CBD activate mechanisms which repair neuronal circuitry in patients' prefrontal cortex and ... read more

Cannabis Extract Helps Reset Brain Function in Psychosis

Aug. 29, 2018 — Researchers have found that a single dose of the cannabis extract cannabidiol can help reduce brain function abnormalities seen in people with psychosis. Results provide the first evidence of how ... read more

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