Controlled Substances News

November 1, 2026

Top Headlines

Oct. 25, 2026 A cannabis-derived ingredient commonly found in sleep gummies may be more habit-forming than previously thought, with new research showing that repeated exposure caused tolerance and withdrawal symptoms in mice. Scientists warn that CBN may carry ...

Scientists Discover a Hidden Immune Weapon Against Deadly Lung Cancer

Oct. 22, 2026 Researchers have uncovered a hidden immune defense capable of attacking small cell lung cancer, an extremely aggressive disease that often escapes conventional treatments. The specialized immune cells can recognize and destroy cancer cells even when ...

A Simple 15-minute Treatment Could Help Patients Avoid Carpal Tunnel Surgery

Oct. 21, 2026 A simple, steroid-free procedure could offer lasting relief for people struggling with carpal tunnel syndrome, potentially helping them avoid surgery. In a clinical trial involving 63 patients, ...

Scientists Tested 39 Sweeteners and Uncovered Surprising Gut Effects

Oct. 17, 2026 Scientists have discovered that many common sweeteners can interfere with gut bacteria, with some combinations involving medications producing surprisingly strong effects. One sweetener mixed with a widely prescribed antidepressant reduced ...

Scientists Discover Vanilla’s Hidden Healing Potential

Oct. 12, 2026 Scientists have discovered that vanillin, the compound that gives vanilla its distinctive flavor, has powerful properties that could help fight infections, reduce inflammation, and promote wound healing. The inexpensive, widely available ingredient ...

Scientists Discover 5 Hidden Brain Patterns Behind Depression

Oct. 9, 2026 Depression may not be one biological condition, but several distinct patterns of brain activity hiding under the same diagnosis. Researchers studying 263 people with depression identified five brain profiles, each showing different patterns of ...

FDA-approved Epilepsy Drug May Help Reverse Osteoarthritis Damage

Oct. 8, 2026 Researchers at Yale have identified a promising new approach to osteoarthritis that could do more than simply ease pain. The epilepsy drug lacosamide appears to block a protein involved in both pain signaling and cartilage destruction, helping ...

What Happens in the Brain When Cannabis Makes You Anxious?

Oct. 6, 2026 Cannabinoids may intensify anxiety by removing a natural brake on specific neurons in the brain’s fear center, particularly during stressful situations. In mice, shutting down those neurons sharply reduced cannabinoid-related anxious ...

Cannabis Users Were Twice as Likely to Commit Violence, Review Finds

Sep. 30, 2026 A review of more than 265,000 people found that cannabis use was associated with higher rates of both committing violence and becoming a victim of it. The researchers say the link is significant but does not prove cannabis itself is the ...

Brain Scans Reveal Which Disorders Are Linked to Faster Brain Aging

Sep. 29, 2026 A massive MRI study found that Alzheimer’s disease, mild cognitive impairment, psychiatric disorders, and addiction are associated with distinct patterns of accelerated brain aging. The strongest effects appeared in Alzheimer’s and mild ...

Don’t Toss Cannabis Leaves: They May Contain Rare Compounds with Medical Potential

Sep. 25, 2026 Scientists discovered rare flavoalkaloids in Cannabis leaves for the first time, along with dozens of other phenolic compounds that had never been reported in the plant. The findings suggest that ...

Brain Scans Reveal a Possible Cause of Long COVID Fatigue and Brain Fog

Sep. 21, 2026 Researchers have found evidence that long COVID may damage dopamine releasing neurons in the brain, potentially explaining persistent fatigue, low motivation, slowed movement, and memory difficulties. The discovery could lead to new treatments that ...

Latest Headlines

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Your Next Prescription Could Be Treating a Side Effect from the Last One

Sep. 11, 2026 A major Ontario study found 24 common medication chains in which one drug’s side effects can be mistaken for a new medical problem, leading to another prescription. Researchers say closer ...

Compound in Blueberries May Help Muscle Cells Burn Excess Fat

Sep. 5, 2026 Scientists in Japan have identified a natural compound found in blueberries, grapes, and other berries that may help muscle cells burn excess fat instead of storing it. The compound, pterostilbene, ...

Childhood Trauma May Leave a Lasting “scar” Inside Brain Cells

Aug. 26, 2026 Early-life stress may physically alter how DNA is packaged in the brain, leaving stress-related genes primed to activate more easily years later. In mice, researchers were able to block this effect, ...

Cannabis Use Linked to 37% Higher Stroke Risk in Massive Study

Aug. 23, 2026 A massive analysis involving more than 100 million people has found strong links between recreational drug use and stroke, including among younger adults. Cocaine was associated with nearly double ...

Ozempic May Have Revealed the Brain’s Hidden “craving Center”

Aug. 12, 2026 Ozempic-like drugs appear to weaken more than hunger—they may also reduce cravings for alcohol and other addictive substances. Scientists are increasingly tracing this effect to the lateral septum, ...

Frequent Cannabis Users Wake Up With Their “stress Hormone” Already Elevated

Aug. 9, 2026 Frequent cannabis users may wake up with unusually high levels of the stress hormone cortisol, suggesting their daily stress rhythms could be ...

Scientists Say Just 7 Days of Meditation Can Rewire Your Brain

Aug. 8, 2026 An intensive seven-day meditation retreat triggered striking changes across the brain and body, including shifts tied to neuroplasticity, immunity, metabolism, and natural pain relief. Participants ...

Teen Cannabis Use Linked to Slower Memory and Thinking Growth

Aug. 7, 2026 Teens who start using cannabis may experience slower growth in memory, attention, language, and processing speed. Their abilities often developed normally at first, then began leveling off while ...

THC Medication Made PTSD Nightmares Disappear for More Than a Third of Patients

Aug. 5, 2026 A prescription form of THC helped many people with PTSD escape recurring trauma-related nightmares, with more than one-third reporting that the ...

Oral GLP-1 Drugs May Quiet the Brain’s Food Craving Circuit

July 25, 2026 Newer oral drugs related to semaglutide medications such as Ozempic reduced pleasure-driven eating in mice by quieting a deep brain reward circuit. The finding could open new avenues for ...

New Fentanyl Vaccine Blocks Deadly Overdoses Before They Start

June 13, 2026 A new experimental vaccine developed by Scripps Research could offer a powerful new way to prevent fentanyl overdoses by stopping the drug before it reaches the brain. Rather than targeting only ...

Hidden Driving Danger When Edible Cannabis and Alcohol Mix

May 29, 2026 Using cannabis edibles and alcohol together may make drivers far more impaired than either substance alone, according to new research from Johns Hopkins. Even more concerning, common field sobriety ...

Scientists Find Natural Compounds That Hit COVID-19 from Every Angle

May 7, 2026 A little-known tree from Brazil’s Atlantic Forest may hold a surprising weapon against COVID-19. Researchers discovered that compounds called galloylquinic acids, extracted from its leaves, can ...

Why Cancer Spreads More in Middle Age Than in Old Age

May 31, 2026 Melanoma may not become steadily more dangerous with age as scientists once assumed. In a surprising discovery, researchers found that cancer spread was lowest in young mice, surged in middle-aged ...

Osteopenia Is Silently Weakening Bones in Millions of People

June 25, 2026 Osteopenia is a common but often overlooked condition that causes bones to become less dense and more fragile. Because it develops silently, many people only discover they have it after a fracture or ...

One of the World’s Most Popular Weedkillers May Be Fueling Deadly Superbugs

June 23, 2026 Researchers found that highly drug-resistant bacteria from hospitals are also resistant to glyphosate, a commonly used weedkiller. The discovery suggests that agricultural herbicides may be helping ...

Huge Study Finds No Evidence Cannabis Helps Anxiety, Depression, or PTSD

Mar. 20, 2026 The largest review of medicinal cannabis to date found it doesn’t effectively treat anxiety, depression, or PTSD—despite millions using it for those reasons. Researchers warn it could even make ...

Cannabis Study Finds THC Can Create False Memories

Mar. 11, 2026 THC doesn’t just blur memories—it can create new ones that never happened. In a controlled experiment, cannabis users were much more likely to recall words that were never shown and struggled ...

A New “magic Mushroom” Drug Could Treat Depression Without Psychedelic Hallucinations

Mar. 8, 2026 Scientists are exploring a new way to harness the medical promise of psychedelic compounds without the mind-bending side effects. Researchers created modified versions of psilocin — the active form ...

June 3, 2026 A massive study of more than 600,000 U.S. veterans suggests that popular GLP-1 drugs such as semaglutide may do far more than help with diabetes and weight loss—they could also fight addiction ...

Boosting a Key Brain Protein Could Help Treat Rett Syndrome

Mar. 6, 2026 Researchers have discovered a new way to increase a key brain protein damaged in Rett syndrome, a rare genetic disorder that affects thousands of children worldwide. Early studies in mice and ...

Scientists Discover the Brain Protein That Drives Cocaine Relapse

Mar. 6, 2026 Cocaine addiction isn’t simply a failure of willpower — it’s the result of lasting biological changes in the brain. Researchers at Michigan State University discovered that repeated cocaine use ...

Massive Study Links Teen Marijuana Use to Double the Risk of Serious Mental Illness

June 27, 2026 Teens who use cannabis may face a substantially greater risk of developing serious mental health conditions, including psychotic and bipolar disorders, according to a study of more than 463,000 ...

Hidden Ingredient in Ozempic and Wegovy Tablets Raises New Gut Health Questions

Mar. 1, 2026 Scientists are taking a closer look at the pill forms of Wegovy and Ozempic. In an animal study, the ingredient SNAC, which helps semaglutide survive the stomach and enter the bloodstream, was ...

Scientists Find Cancer-Linked Chemicals in Popular Hair Extensions

Feb. 19, 2026 A sweeping new study has uncovered a troubling mix of hazardous chemicals in popular hair extensions, including products made from human hair. Researchers detected dozens of substances linked to ...

Heavy Marijuana Smoking May Increase Cancer Risk, Researchers Warn

July 10, 2026 Heavy marijuana smoking may raise the risk of lung cancer and several head and neck cancers, according to growing research, but many important questions remain unanswered. Scientists are still trying ...

Doctors Implant Dopamine-Producing Stem Cells in Parkinson’s Patients

Feb. 20, 2026 A groundbreaking clinical trial is testing whether specially engineered stem cells can help the brain restore its own dopamine production in people with Parkinson’s disease. Because the condition ...

Doctors Test Brain Cell Implants to Restore Movement in Parkinson’s

Feb. 6, 2026 Scientists at Keck Medicine of USC are testing an experimental stem cell therapy that aims to restore the brain’s ability to produce dopamine, the chemical whose loss drives Parkinson’s disease. ...

A Hidden Brain Effect of Prenatal Alcohol Exposure

Feb. 6, 2026 New research using rhesus monkeys suggests that the brain’s relationship with alcohol may begin forming long before a person ever takes a drink. Scientists found that exposure to alcohol before ...

New Toothpaste Stops Gum Disease Without Killing Good Bacteria

Apr. 13, 2026 Scientists have developed a new way to fight gum disease without wiping out the mouth’s helpful bacteria—a major shift from traditional treatments. Instead of killing everything, this targeted ...