Cannabis

The three main species typically recognized within the Cannabis sativa L. family include Cannabis sativa, Cannabis indica and Cannabis ruderalis. The most well-known compounds found within the cannabis plant are THC, cannabidiol (CBD) and cannabinol (CBN).

CBD Oil: Health Benefits and Risks

There is a growing interest in CBD as a potential drug in the treatment of a wide spectrum of neurologic and neuropsychiatric disorders. However, caution must be taken.

Cannabis and Psychosis

Hemp Seed Oil Health Benefits

Does Smoking Cannabis Indoors Affect Children's Health?

Health Effects of Eating Cannabis (Marijuana)

Can Cannabis Use Alter Sperm DNA?

The Potential Advantages of Patient-Directed Cannabis Therapy

Does CBD Oil Work for Arthritis Pain?

Cannabis Use and Acute Myocardial Infarctions in Young People

Using a Portable Raman Spectrometer for Detection of THC

Synthesizing Cannabis from Yeast

Latest Cannabis News and Research

Understanding hyperemesis gravidarum: Causes, diagnosis, and treatment

Severe morning sickness in pregnancy, known medically as hyperemesis gravidarum, can negatively affect both maternal and infant health.

15 Apr 2024

Cannabis compound d-limonene reduces anxiety-inducing effects of THC

A Johns Hopkins Medicine-led research team has added to evidence that a chemical found naturally in cannabis (also known as marijuana) can -; in the right amounts -; lessen the anxiety-inducing effects of tetrahydrocannabinol (THC), the primary psychoactive sister chemical found in cannabis.

12 Apr 2024

Prenatal cannabis use disorder linked to increased risk of neurodevelopmental disorders in offspring

A new study presented at the European Psychiatric Association Congress 2024 reveals a significant association between prenatal cannabis use disorder (CUD) and an increased risk of neurodevelopmental disorders in offspring, including attention deficit hyperactivity disorder (ADHD), autism spectrum disorder (ASD), and intellectual disability (ID).

8 Apr 2024

Concordia researchers link vaping additives to lung damage

The health risks associated with consumption of tobacco and cannabis products are well-established by now. Much less understood are the risks associated with vaping, particularly flavoured products popular with young adults.

4 Apr 2024

Study shows positive impact of medical marijuana laws on mental health

The approval of marijuana for medical use has had little effect on the mental health of the general population in the US. But legalization for therapeutic purposes does benefit those for whom it is intended.

4 Apr 2024

Service dogs prove effective in identifying PTSD-related stress markers through human breath

Whether dogs could detect potential stress-related volatile organic compounds (VOCs) in the breath.

4 Apr 2024

Study explores how cannabis use affects breast milk and lactation

Study reviews the impact of cannabis use during pregnancy and lactation, highlighting potential changes in breast milk composition and lactation due to cannabinoid effects.

3 Apr 2024

Wastewater study sheds light on tracking cannabis use challenges

Researchers explore wastewater-based surveillance (WBS) as a tool to monitor cannabis use, identifying analytical challenges and the need for more precise methodologies.

3 Apr 2024

Nano-sized toxic metals found in cannabis vaping liquids even before the first use

Vapes have often been heralded as a "safer" way to consume either nicotine or cannabis, where legal to do so.

19 Mar 2024

Study highlights cannabis use linked to mental health risks in youth

Review in Epidemiologia examines the negative mental health impacts of cannabis use among young people in Australia and the US, revealing increased risks of depression, anxiety, suicide, psychosis, and cannabis use disorders.

18 Mar 2024

Lower grades for students who use both tobacco and cannabis, California survey reveals

A recent study published in The Journal of Pediatrics examines the odds of these outcomes when tobacco and cannabis are co-used after compensating for other risks.

18 Mar 2024

Δ-8-Tetrahydrocannabinol use among US teens climbs in states without regulation

Adolescent Δ8-THC use is notably high in the US, particularly in states without Δ8-THC regulations or marijuana legalization, emphasizing the need for enhanced policy and public health initiatives.

13 Mar 2024

Taking "study drugs" can lead to other drug use and decline in mental health

Taking "study drugs" like Adderall without a diagnosis is not only dangerous in itself, but can lead to other drug use and a decline in mental health, according to new research from Binghamton University, State University of New York.

11 Mar 2024

UCL study highlights misconceptions about vaping risks among English smokers

More than half of smokers in England wrongly believe that vaping is more harmful or as harmful as smoking, according to a new study led by UCL (University College London) researchers.

1 Mar 2024

Cannabis use linked to higher risk of heart attacks and strokes, study warns

A comprehensive study by the University of California links cannabis use to an increased risk of serious cardiovascular events, with higher usage correlating to greater risk, underscoring the need for awareness and caution among users.

29 Feb 2024

Study explores lifestyle factors linked to frequent headaches in youth

For children and teens, irregular meals such as skipped breakfasts are linked to an increased risk of frequent headaches, according to a new study published in the February 28, 2024, online issue of Neurology®, the medical journal of the American Academy of Neurology. The study also found that for those ages 12 to 17, substance use and exposure, specifically electronic cigarettes (e-cigarettes), were associated with frequent headaches.

29 Feb 2024

Cannabis users may be at higher risk of heart attack and stroke

An analysis of 430,000 adults in the U.S. found that using cannabis, most commonly through smoking, eating or vaporizing it, was significantly associated with a higher risk of heart attack and stroke, even after controlling for tobacco use (combustible cigarettes and other tobacco products) and other cardiovascular risk factors, according to new research published today in the Journal of the American Heart Association, an open access, peer-reviewed journal of the American Heart Association.

28 Feb 2024

Heavy cannabis use linked to increased risk of developing a new anxiety disorder

Twenty-seven percent of individuals who had an emergency department visit for cannabis use developed a new anxiety disorder within three years, according to new research.

5 Feb 2024

Teen substance use tied to higher rates of depression, anxiety, and suicidal thoughts

High school students who reported using cannabis, alcohol, or nicotine were more likely to have thoughts about suicide, feel depressed or anxious, have unusual experiences, and exhibit inattention or hyperactivity, according to recent survey-based study conducted by researchers at Massachusetts General Hospital (MGH) and the University of Minnesota.

29 Jan 2024