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 Use and Acute Myocardial Infarctions in Young People

Health Effects of Eating Cannabis (Marijuana)

Can Cannabis Use Alter Sperm DNA?

Using a Portable Raman Spectrometer for Detection of THC

Does CBD Oil Work for Arthritis Pain?

Hemp Seed Oil Health Benefits

Does Smoking Cannabis Indoors Affect Children's Health?

The Potential Advantages of Patient-Directed Cannabis Therapy

Synthesizing Cannabis from Yeast

Cannabis and Psychosis

Latest Cannabis News and Research

Extreme long-distance running triggers major surge in body's cannabis-like molecules

A marathon, 100 kilometers or even 230 kilometers in one go: Anyone running such distances puts enormous strain on their body.

4 Sep 2026

Why addiction researchers are paying closer attention to GLP-1 drugs

A Journal of Clinical Investigation Viewpoint highlights growing evidence that GLP-1 receptor agonists, particularly semaglutide, may reduce alcohol consumption and some other substance-related outcomes by acting on brain systems involved in reward, motivation, stress, and emotion. However, the authors caution that efficacy for substance use disorders is not yet firmly established and call for further research into optimal dosing, treatment duration, patient selection, mechanisms, and effects across different addictions.

2 Sep 2026

Study identifies 36 risk genes for OCD and tic disorders

A Rutgers-led international collaboration has identified 36 genes that substantially raise the risk for obsessive-compulsive disorder (OCD) and chronic tic disorders – providing what two researchers said is the most detailed biological understanding of how these conditions develop – and how they might eventually be treated.

1 Sep 2026

Social media messages could empower parents to prevent teen vaping

Parents are an important line of defense against teen vaping, yet many lack the knowledge and tools needed to recognize vaping products, understand their risks and prevent their children from using them.

31 Aug 2026

Breastmilk from cannabis users showed differences, but cannabis may not be the whole story

A narrative review found that maternal cannabis use may be associated with differences in breastmilk fat, protein, lactose, and the immune factor secretory immunoglobulin A, but evidence comes primarily from only two human studies and remains limited and inconsistent. The authors stress that maternal diet, food security, socioeconomic circumstances, and other forms of adversity could confound these associations and should be incorporated into future research.

31 Aug 2026

Scientists discover how neutrophils travel to infection sites without damaging healthy tissue

UMass Chan Medical School scientist Beth McCormick, PhD, and her team collaborated with researchers at the University of Bath to discover how neutrophils, the body's most abundant type of white blood cells, travel to infection sites without damaging healthy tissue.

25 Aug 2026

Survey provides a comprehensive snapshot of youth mental health and drug use in Ontario

Findings from the 2025 Ontario Student Drug Use and Health Survey (OSDUHS) released today by the Centre for Addiction and Mental Health (CAMH) suggest that Ontario middle and high school students have rebounded from the heightened mental health challenges seen during and immediately following the COVID-19 pandemic.

24 Aug 2026

Hemp brands exploit social media to market intoxicating products to youth

Brands that market hemp-derived, intoxicating cannabinoid products are capitalizing on lack of oversight on social media platforms to reach consumers, according to Rutgers Health researchers.

19 Aug 2026

NYU study shows diverse cannabis use patterns signal heavier use

Nearly half of adults in the United States who use cannabis mainly smoke it, but about 1 in 7 use it in nearly every form available, a behavior tied to daily cannabis use and increased addiction risk, a new study shows.

19 Aug 2026

Inhaled cannabis reduces premature heartbeats in habitual users

Habitual cannabis users experienced about 9% fewer premature heartbeats on days they inhaled cannabis compared with days they abstained, a counterintuitive finding that adds to the complex and evolving understanding of how cannabis affects the heart, new UC San Francisco-led research found.

12 Aug 2026

Cannabis compounds may weaken glioblastoma response to chemotherapy and radiation

Several cannabinoids reduced chemotherapy- and radiation-induced apoptosis in glioblastoma cell models, with effects linked to reduced apoptotic priming, increased pro-survival signaling, and G1 cell-cycle arrest. The findings raise concern that cannabinoid exposure could interfere with some cancer treatments, although the results are limited to laboratory models and require in vivo and clinical validation.

12 Aug 2026

ANESTHESIOLOGY 2026 to highlight latest advances in anesthesia care

Ketamine given during C-sections could help ease early symptoms of postpartum depression. Common pain relievers, such as ibuprofen, may reduce the risk of delirium after surgery.

11 Aug 2026

Voltammetry and machine learning for real-time neurotransmitter detection

Anne Andrews (UCLA) explains how voltammetry and machine learning can track multiple neurotransmitters in real time, even with overlapping signals.

From Pittcon 10 Aug 2026

Medical cannabis compound alleviates nightmares associated with PTSD

Nightmares are among the most agonizing symptoms of post-traumatic stress disorder (PTSD) – a condition that can develop after exposure to severe traumatic experiences, such as disasters, serious accidents, acts of violence, or wartime experiences. Individuals affected relive the events intensely at night, as if they were real, time and time again.

5 Aug 2026

Oral semaglutide reduces heavy drinking in adults with alcohol use disorder

A clinical trial led by researchers at CU Anschutz has found that oral semaglutide, a medication widely used for diabetes and weight loss, reduces heavy drinking in adults with Alcohol Use Disorder (AUD).

29 Jul 2026

Trial successfully lowers alcohol use in humanitarian setting

The first known randomized trial of an alcohol-reduction intervention in a humanitarian setting found a significant, sustained effect in lowering alcohol use.

27 Jul 2026

Genetic discovery reveals biological cause of excessive sweating disorder

An international research team led by Prof. Dr Frank Bosmanbs (Vrije Universiteit Brussel) has discovered a major genetic cause of hyperhidrosis (chronic and excessive sweating).

17 Jul 2026

Study highlights communication gaps between cancer survivors and providers on cannabis

For many cancer survivors, cannabis has become part of how they manage symptoms such as pain, nausea and anxiety.

16 Jul 2026

GLP-1 receptor activation linked to lower depression and bipolar disorder odds

Genetic analyses linked BMI-related GLP-1 receptor activation to better mental well-being and lower odds of major depressive disorder and bipolar disorder. The findings do not prove that GLP-1 receptor agonist drugs treat psychiatric conditions, and randomized clinical trials are still needed.

15 Jul 2026