» Record high: Study finds growing cannabis use among older adults
03/06/25 02:54 from Marijuana News -- ScienceDaily
Marijuana use among older adults in the US has reached a new high, with 7 percent of adults aged 65 and over who report using it in the past month, according to a recent analysis.

» Whether it's smoking or edibles, marijuana can be bad for your heart, study suggests
28/05/25 17:15 from Marijuana News -- ScienceDaily
A new study finds that chronic cannabis use -- whether it's smoked or consumed in edible form -- is associated with significant cardiovascular risks.

» Cannabis study: Legalization reduces problematic consumption, particularly among certain individuals
07/05/25 17:00 from Marijuana News -- ScienceDaily
Researchers are investigating how the legal supply of cannabis affects consumption and mental health among participants. In a first academic publication, the study team has now reported on the direct comparison of the substance's legal v...

» Simultaneous alcohol, cannabis use may fuel more drinking
10/04/25 17:05 from Marijuana News -- ScienceDaily
A recent study found that people may perceive fewer negative effects of alcohol if they are also using cannabis at the same time.

» What links cannabis use and psychosis? Researchers point to brain's dopamine system
09/04/25 19:48 from Marijuana News -- ScienceDaily
A new study found that people with cannabis use disorder (CUD) had elevated dopamine levels in a brain region associated with psychosis.

» Medicinal cannabis is linked to long-term benefits in health-related quality of life, study finds
02/04/25 18:24 from Marijuana News -- ScienceDaily
Patients prescribed medicinal cannabis in Australia maintained improvements in overall health-related quality of life (HRQL), fatigue, and sleep disturbance across a one-year period, according to a new study. Anxiety, depression, insomni...

» Potential risk biomarkers found for schizophrenia resulting from cannabis use
21/03/25 16:14 from Marijuana News -- ScienceDaily
A new study has analyzed and compared the fatty acids in the blood of individuals with schizophrenia, of those with cannabis use disorder and of those with both diagnoses, with the aim of shedding light on new biomarkers and improving th...

» Cannabis users face substantially higher risk of heart attack
18/03/25 18:18 from Marijuana News -- ScienceDaily
Marijuana is now legal in many places, but is it safe? Two new studies add to mounting evidence that people who use cannabis are more likely to suffer a heart attack than people who do not use the drug, even among younger and otherwise h...

» Compound harnesses cannabis' pain-relieving properties without side effects
05/03/25 18:48 from Marijuana News -- ScienceDaily
Researchers have developed a compound that relieves pain in mice but doesn't affect the brain, thereby avoiding mind-altering side effects and abuse potential. The custom-designed molecule, derived from cannabis, may provide an alternati...

» Daily cannabis use linked to public health burden
20/02/25 17:29 from Marijuana News -- ScienceDaily
A new study analyzes the disease burden and the risk factors for severity among people who suffer from a condition called cannabinoid hyperemesis syndrome. Researchers say the condition occurs in people who are long-term regular consumer...

» Largest study ever done on cannabis and brain function finds impact on working memory
28/01/25 17:36 from Marijuana News -- ScienceDaily
A new study explores the effects of both recent and lifetime cannabis use on brain function during cognitive tasks. The study, the largest of its kind ever to be completed, examined the effects of cannabis use on over 1,000 young adults ...

» Smoking cannabis in the home increases odds of detectable levels in children
23/01/25 18:18 from Marijuana News -- ScienceDaily
Researchers analyzed cannabis smoking practices to assess whether in-home smoking was associated with cannabis detection in children.

» Changes in opioid use outcomes after passage of medical marijuana laws
13/01/25 18:41 from Marijuana News -- ScienceDaily
A new study found no changes in opioid outcomes among the general population with the states' passage of medical and recreational marijuana laws. However, the findings also show decreases in opioid outcomes after medical marijuana laws e...

» Perceptions of parent cannabis use shape teen attitudes
04/12/24 16:40 from Marijuana News -- ScienceDaily
Teens who think their parents use cannabis are more likely to hold favorable attitudes toward the drug and to consider trying it themselves, according to a new study. The research also reveals that parental monitoring and the closeness o...

» How next-day responsibilities influence cannabis use
15/11/24 17:46 from Marijuana News -- ScienceDaily
A study found that people are less likely to consume cannabis if they had an upcoming activity, which is consistent with other studies, and would reduce use the most for job interviews and caring for children. However, people who rated t...

» Exposure to marijuana in the womb may increase risk of addiction to opioids later in life, study finds
14/11/24 21:15 from Marijuana News -- ScienceDaily
Evidence has been growing to suggest that tetrahydrocannabinol (THC), the main psychoactive ingredient in cannabis, poses risks to the developing fetus by impacting brain development. Now a new preclinical research study finds that this ...

» 'Sleepy cannabis': Cannabinol increases sleep, study suggests
12/11/24 02:21 from Marijuana News -- ScienceDaily
Research shows that a non-hallucinogenic marijuana constituent increases both REM and non-REM sleep in rats. Human trials are now under way.

» Nearly 6 percent of pregnant women report marijuana use, U.S. study finds
30/10/24 19:04 from Marijuana News -- ScienceDaily
A new study, using responses from the U.S. National Survey on Drug Use and Health, has found that about 6 percent of pregnant women reported using marijuana during the last month, and many did not associate it with health risks.

» Dramatic drop in marijuana use among U.S. youth over a decade (2011 to 2021)
28/10/24 17:16 from Marijuana News -- ScienceDaily
Using a national survey of 88,183 adolescents in grades nine to 12, findings show marijuana use declined from 23.1% in 2011 to 15.8% in 2021, with first-time use before age 13 dropping from 8.1% to 4.9%. In 2021, use was highest among 12...

» Cannabis use during pregnancy can impact thinking and learning skills, increase aggression among children, study shows
28/10/24 17:15 from Marijuana News -- ScienceDaily
As cannabis is legalized and is more accessible in various forms across the country, there is increasing concern among health care providers about potential impact on children. Researchers have new findings to add to the existing evidenc...

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