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Marijuana Current Events

Marijuana Current Events, Marijuana News Articles.
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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)
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. (2013-09-23)
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. (2009-08-05)
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. (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)
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. (2002-04-10)
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. (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. (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. (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? (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. (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)
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. (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. (2015-07-07)
Marijuana use amongst youth stable, but substance abuse admissions up
While marijuana use amongst youth remains stable, youth admission to substance abuse treatment facilities has increased, according to new research from Binghamton University, State University of New York. (2017-08-15)
Long-term marijuana smoking leads to respiratory complaints
Long-term exposure to marijuana smoke is linked to many of the same health problems as tobacco smoke, such as increased respiratory symptoms like cough, phlegm and wheeze, according to a new study by researchers at Yale School of Medicine. (2007-02-12)
New study shows marijuana users have low blood flow to the brain
Published in the Journal of Alzheimer's Disease, researchers using single photon emission computed tomography, a sophisticated imaging study that evaluates blood flow and activity patterns, demonstrated abnormally low blood flow in virtually every area of the brain studies in nearly 1,000 marijuana users compared to healthy controls, including areas known to be affected by Alzheimer's pathology such as the hippocampus. (2016-11-27)
Adolescents in substance abuse programs report using other's med marijuana
A recent study by University of Colorado School of Medicine researchers shows that it is very common for adolescents in substance abuse treatment to use medical marijuana recommended to someone else (also known as (2012-08-08)
Teens' overall substance use declining, but marijuana use rising
Marijuana use in teenagers is on the rise, while cigarette and alcohol use are stable or declining, according to health statistics researchers. (2015-07-20)
Study: Parents key to preventing alcohol, marijuana use by kids
New research from North Carolina State University, Brigham Young University and the Pennsylvania State University finds that parental involvement is more important than the school environment when it comes to preventing or limiting alcohol and marijuana use by children. (2012-12-04)
Marijuana administration after a traumatic experience prevents post-traumatic stress symptoms
Cannabinoids (marijuana) administration after experiencing a traumatic event blocks the development of post-traumatic stress disorder-like symptoms in rats, according to a new study conducted at the University of Haifa and published in the journal Neuropsychopharmacology. (2011-09-21)
Black girls who use marijuana engage in riskier sex, have higher STD rate
Researchers found that black girls who used marijuana had significantly higher rates of incident STDs than non-marijuana users (32 percent compared to 23 percent). (2008-08-05)
Marijuana use more than doubles from 2001 to 2013; increase in use disorders too
The estimated prevalence of adults who used marijuana in the past year more than doubled in the United States between 2001 and 2013 to 9.5 percent, according to an article published online by JAMA Psychiatry. (2015-10-21)
CU Anschutz researchers study marijuana use in pregnant mothers
Researchers at the University of Colorado Anschutz Medical Campus are studying the detection of prenatal marijuana use in a legalized environment. (2016-03-08)
Study finds no link between marijuana use and lung cancer
People who smoke marijuana -- even heavy, long-term marijuana users -- do not appear to be at increased risk for developing lung cancer, according to a study to be presented at the American Thoracic Society International Conference on May 23. (2006-05-23)
Marijuana shows potential in treating autoimmune disease
A team of University of South Carolina researchers have discovered a novel pathway through which marijuana can suppress the body's immune functions. (2014-06-02)
Research finds that marijuana use takes toll on adolescent brain function
University of Cincinnati clinical neuropsychology researcher Krista Lisdahl Medina presents research at the 2008 annual meeting of the American Academy of Pediatrics in Boston. (2008-10-13)
Drug study: price is more effective than punishment
New research at Adelaide University in Australia has found that the cost of marijuana -- not the legal punishment for marijuana offences -- is the real key to reducing the amount of the drug used. (2000-11-12)
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