Marijuana Current Events

Marijuana Current Events, Marijuana News Articles.
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Marijuana legalization reduces opioid deaths
A new Economic Inquiry study finds that marijuana access leads to reductions in opioid-related deaths. (2019-08-07)

Marijuana and fertility: Five things to know
For patients who smoke marijuana and their physicians, 'Five things to know about ... marijuana and fertility' provides useful information for people who may want to conceive. The practice article is published in CMAJ (Canadian Medical Association Journal). (2019-06-10)

Teens with medical marijuana cards much likelier to say they're addicted
A new University of Michigan study finds that teens using marijuana for medical reasons are 10 times more likely to say they are hooked on marijuana than youth who get marijuana illegally. (2015-07-23)

Recent study in Oregon reveals public considers alcohol more harmful than marijuana
A new study, led by researchers at RTI International, surveyed more than 1,900 adults in Oregon prior to the legalization of marijuana in the state and found that more than half (52.5 percent) consider alcohol to be more harmful than marijuana while few (7.5 percent) believe marijuana is more harmful to a person's health. (2018-02-07)

Medical marijuana laws may affect workers' compensation claims
New research published in Health Economics indicates that after US states passed medical marijuana laws, workers' compensation claims declined. (2020-02-05)

Study: Trying new marijuana products and edibles is associated with unexpected highs
A new study by RTI International suggests that unexpected highs are a consequence of using new marijuana products and edibles--products that have flooded the marijuana market since legalization of recreational marijuana use. (2017-05-15)

Rare risk: Adolescent binging on marijuana linked to stroke
New research links infrequent marijuana use and binging on the drug with increased risk of stroke in teenage boys. (2004-04-28)

Marijuana worsens COPD symptoms in current cigarette smokers
Marijuana worsens breathing problems in current smokers with chronic obstructive pulmonary disease (COPD), according to a study presented at the American Thoracic Society 2007 International Conference, on Tuesday, May 22. (2007-05-21)

Study shows long-term marijuana use changes brain's reward circuit
Center for BrainHealth researchers demonstrated that long-term marijuana users had more activity in the brain's reward processes when presented with cannabis cues than with natural reward cues. (2016-06-07)

No detectable association between frequency of marijuana use and health or healthcare utilization
Researchers from Boston Medical Center and Boston University School of Medicine have found frequency of marijuana use was not significantly associated with health services utilization or health status. These findings currently appear online in the Journal of General Internal Medicine. (2013-09-23)

Alcohol and marijuana use may increase risk of condomless sex in young adults
Young persons who use alcohol and/or marijuana experience heightened likelihood of condomless sex, according to a new study published in The American Journal on Addictions. (2018-06-20)

Marijuana's impact on intelligence
Peter Fried and colleagues report that light and former use of marijuana does not appear to have a long-term effect on intelligence, while heavy use appears to be detrimental. (2002-04-01)

Starting marijuana use during teens may result in cognitive impairment later in life
There is evidence that individuals who start to smoke marijuana at an early age--while the brain is still developing--show greater cognitive deficits than do individuals who begin use of the drug when they are older, but the reasons for this difference are unclear. (2003-05-02)

Growing evidence of marijuana smoke's potential dangers
In a finding that challenges the increasingly popular belief that smoking marijuana is less harmful to health than smoking tobacco, researchers in Canada are reporting that smoking marijuana, like smoking tobacco, has toxic effects on cells. Their study is scheduled for the Aug. 17 issue of ACS' Chemical Research in Toxicology, a monthly journal. (2009-08-05)

Drug use, religion explain 'reverse gender gap' on marijuana
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 likely to have used marijuana. (2018-11-26)

Recreational marijuana legalization: Do more youth use or do youth use more?
Recent results from an Oregon Research Institute (ORI) study indicate that the effects of recreational marijuana legalization on Oregon teens' use depends on whether the teens were already using marijuana when legal sales began. (2018-01-08)

Effects of smoked marijuana on lung health unknown: More research is needed
Despite the legalization of marijuana on Oct. 17, the long-term effects of smoked cannabis on lung health are unknown and more research is needed, argue authors in a commentary in CMAJ. (2018-10-22)

Special supplement to Journal of Clinical Pharmacology features latest NIDA research on marijuana
The November issue of the Journal of Clinical Pharmacology will feature a special supplement on the clinical consequences of marijuana use. (2002-11-04)

Marijuana associated with same respiratory symptoms as tobacco
Smoking marijuana is associated with increased risk of many of the same symptoms as smoking cigarettes--chronic bronchitis, coughing on most days, phlegm production, shortness of breath, and wheezing, according to a Yale study. (2005-01-13)

A third of high school students ride with drivers who have been drinking
One in three high school students reports riding with a driver who has been drinking, while nearly one in five was in a car where the driver had consumed marijuana, according to a new study from the University of Waterloo. (2017-05-17)

Marijuana withdrawal reported by teens seeking treatment
By 12th grade, about 21 percent of high school students regularly use marijuana. A new study in today's edition of the journal Drug and Alcohol Dependence shows that teens that use marijuana frequently also may face the same withdrawal symptoms that have been found to challenge adult marijuana users trying to quit. (2005-05-09)

Concurrent tobacco and marijuana use may hamper cigarette smoking cessation
Tobacco smokers who also smoke marijuana may be less likely to quit smoking tobacco and less likely to try to quit than those who do not smoke marijuana, according to a study by researchers at The Johns Hopkins University. (2003-04-09)

Marijuana associated with three-fold risk of death from hypertension
Marijuana use is associated with a three-fold risk of death from hypertension, according to research published today in the European Journal of Preventive Cardiology. (2017-08-09)

Cannabis ads and store location influence youth marijuana use
States may want to consider the proximity of cannabis retailers and cannabis advertising to neighborhoods to prevent underage use of the drug, according to new WSU research. (2020-10-08)

Marijuana use linked to hallucinogen use
Young marijuana smokers are substantially more likely than non-smokers to be presented with the opportunity to try hallucinogens. Once the opportunity for hallucinogen use occurs, marijuana smokers are more likely than non-smokers to actually try it. (2002-04-10)

How is marijuana legalization associated with teen use?
This research letter reports on the association between the legalization of medical and recreational marijuana and teen marijuana use. Researchers used data from the Youth Risk Behavior Surveys from 1993 to 2017, when 27 states and Washington, D.C., contributed data to the survey before and after medical marijuana laws were adopted and seven states contributed data before and after recreational marijuana laws were adopted. (2019-07-08)

Children whose mothers use marijuana may try it at a younger age
Children whose mothers use marijuana are more likely to start their own marijuana use an average of two years earlier than children whose mothers don't use the drug, according to a new study from Harvard T.H. Chan School of Public Health. (2018-09-24)

Colorado medical students defend physicians' right to recommend marijuana
In the first study of its kind, University of Colorado School of Medicine students expressed support for the legal use of marijuana, including for physical and mental health reasons. They also believe more research is needed to ascertain what risk could be involved in using the drug. These were some of the findings of a study led by Michael Chan, a recent graduate of the CU Anschutz Medical Campus. (2017-01-17)

Colorado medical students defend physicians' right to recommend marijuana
Colorado students viewed the legalization of marijuana favorably, medicinal or otherwise, and generally felt that the medical use of marijuana is acceptable in the treatment of conditions approved by the Colorado Medical Marijuana Registry. Nearly half (49 percent) felt that it had significant physical health benefits and 37 percent believed it had mental health benefits. (2017-01-17)

Adolescents who view medical marijuana ads more likely to use the drug, study finds
A new study raises questions about whether there is a need to revise prevention programming for youth as the availability, visibility and legal status of marijuana changes. The report found that adolescents who saw advertising for medical marijuana were more likely to either report using marijuana or say they planned to use the substance in the future. (2015-07-06)

Marijuana use affects blood flow in brain even after abstinence
People who smoked marijuana had changes in the blood flow in their brains even after a month of not smoking, according to a study published in the February 8 issue of Neurology, the scientific journal of the American Academy of Neurology. (2005-02-07)

Teenage highs and lows
What risk factors influence teenagers to start experimenting with marijuana or to move from experimental to regular use? Involvement with other substances (alcohol and cigarettes), delinquency and school problems have been established as the three most important risk factors in identifying teenagers at risk of continued involvement with marijuana by a Cardiff University scientist, in collaboration with a colleague in the USA. (2005-03-16)

Study finds nicotine changes marijuana's effect on the brain
How scientists study the effects of marijuana on the brain is changing. Until recently marijuana research largely excluded tobacco users from its participant pool, but scientists at the Center for BrainHealth at The University of Texas at Dallas have found reason to abandon this practice, uncovering significant differences in the brains of individuals who use both tobacco and marijuana and the brains of those who only use marijuana. (2015-08-18)

Legalizing marijuana will harm health of youth in Canada
The federal government's bill C-45 to legalize marijuana in Canada will jeopardize the health of young people and Parliament should vote against it, argues the interim editor-in-chief of CMAJ in an editorial. (2017-05-29)

Canada's plans to legalize marijuana contravene UN's international conventions
The Canadian government's plan to legalize marijuana contravenes its current legal obligations to the United Nation's international drug-control conventions, states a commentary in CMAJ. (2016-05-16)

Marijuana use may not aid patients in opioid addiction treatment
New research finds that frequent marijuana use seems to strengthen the relationship between pain and depression and anxiety, not ease it. (2017-12-04)

Smoking marijuana impairs cognitive function in MS patients
People with multiple sclerosis who smoke marijuana are more likely to have emotional and memory problems, according to research published Feb. 13, 2008, in the online edition of Neurology, the medical journal of the American Academy of Neurology. (2008-02-13)

Marijuana users substitute alcohol at 21
A recent study looked at marijuana and alcohol use in people between the ages of 18 and 24. It's probably not surprising that the results show a drastic increase in alcohol consumption in people just over 21; after all, that's the minimum legal age to drink. What University of Illinois economist Ben Crost found remarkable is that, at the same age, there was an equally dramatic drop in marijuana use. (2015-07-07)

How can medical marijuana benefit older adults?
Managing symptoms such as pain, nausea, and psychiatric illness can be challenging as people age. (2018-04-19)

What influences adolescents to share marijuana-related content on social media?
With social media use being as prevalent as ever, a new study from Washington State University's Edward R. Murrow College of Communication shows that adolescents may share marijuana-related content on social media in an effort to fit in with their peers. (2020-08-04)

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