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Brain biomarker links inflammation to poor treatment response in psychiatric disorders

11 December 2025

Individuals with psychiatric disorders exhibiting seemingly similar symptoms often respond very differently to the same treatment, suggesting that distinct biological processes are at work beneath the surface of similar clinical Read More

Is narcissism a uniquely American trait? A new study suggests not

11 December 2025

If you watch TV, read popular books or even study research articles, you may walk away believing narcissism is a uniquely United States-based characteristic, whether most common in American young Read More

Study finds microdosing can temporarily improve mood, creativity

11 December 2025

A new UBC Okanagan study found that people who microdose psychedelics feel better on the days they take them—but those boosts don't seem to last. Read More

Short-term stress primes immune cells for action in animal models

11 December 2025

Stress affects many systems in our body and biologists Marcel Schaaf and Erin Faught at Radboud University are figuring out how that works. Their recent study showed how stress changes Read More

US suicide rate fell in 2024 after hovering at high level

11 December 2025

The U.S. suicide rate dropped slightly last year from some of the highest levels ever reported, preliminary data suggests. Experts say it's hard to know exactly why, or whether the Read More

Body image issues in adolescence are linked to depression in adulthood, twin study finds

10 December 2025

Teenagers who are unhappy with their bodies are more likely to develop symptoms of eating disorders and depression in early adulthood, according to a new study led by University College Read More

Slow tapering plus therapy most effective strategy for stopping antidepressants, research finds

10 December 2025

For adults who have recovered from depression with the help of antidepressants, gradually reducing medication together with psychological support appears to be as effective as remaining on antidepressants for preventing Read More

Stress hormones can alter brain networks and strengthen emotional memories

10 December 2025

Stress influences what we learn and remember. The hormone cortisol, which is released during stressful situations, can make emotional memories in particular stronger. But how exactly does cortisol help the Read More

Genetic overlap of 14 psychiatric disorders explains why patients often have multiple diagnoses

10 December 2025

An international collective of researchers is delivering new insights into why having multiple psychiatric disorders is the norm rather than the exception. In a study published today in the journal Read More

Years of war in Ukraine leave adolescents facing a growing mental health emergency

10 December 2025

Adolescents who have lived through the escalating phases of the Russo-Ukrainian war are experiencing alarming levels of psychological distress, according to a new large-scale time-trend study from the Research Center Read More

Your brain on imagination: Study reveals how the mind's eye helps us learn and change

10 December 2025

A new study led by cognitive neuroscientists at the University of Colorado Boulder and the Max Planck Institute for Human Cognitive and Brain Sciences shows that merely imagining a positive Read More

When it comes to language, context matters: How your brain deciphers sarcasm, metaphors and tone

10 December 2025

In everyday conversation, it's critical to understand not just the words that are spoken, but the context in which they are said. If it's pouring rain and someone remarks on Read More

Researchers detect early brain changes linked to future psychosis development

9 December 2025

Researchers from the Yong Loo Lin School of Medicine, National University of Singapore (NUS Medicine), and NHG Health's Institute of Mental Health (IMH) have mapped how brain networks differ in Read More

Conscious perception of hunger, not just glucose levels, can drive mood swings

9 December 2025

When we are hungry, our mood often drops—a phenomenon known colloquially as "hangry." A new study by the University Hospital Bonn (UKB), the University of Bonn, and the University Hospital Read More

Extreme heat linked to lower literacy and numeracy skills in young children

9 December 2025

More and more, research is showing that increasing temperatures associated with climate change are affecting human health. A study, recently published in the Journal of Child Psychology and Psychiatry, takes Read More

Debates about bullying need to look beyond online safety, say researchers

9 December 2025

New research from the Institute of Psychiatry, Psychology & Neuroscience (IoPPN) at King's College London has found that only 2% of young people who experience cyberbullying by age 18 report Read More

New model frames human reinforcement learning in the context of memory and habits

9 December 2025

Humans and most other animals are known to be strongly driven by expected rewards or adverse consequences. The process of acquiring new skills or adjusting behaviors in response to positive Read More

Priming for depression in a dimly lit world

9 December 2025

St. Hedwig Hospital and Charité–Universitätsmedizin Berlin researchers report that repeated mornings spent under dim indoor light in healthy young adults raised afternoon and evening cortisol and reshaped sleep in ways Read More

Key protein may shape how the brain links cues to rewards

9 December 2025

A new finding from researchers at Georgetown University Medical Center shows that the learning process of associating cues with rewards can be altered by increased or decreased activity of a Read More

Parenting styles play a key role in shaping teen mental health

8 December 2025

Mental health is a global crisis, with more than 1 billion people affected by mental health conditions, according to the World Health Organization (WHO). Young people are particularly affected, with Read More

PTSD may accelerate brain aging in 9/11 responders

8 December 2025

Researchers from the Icahn School of Medicine at Mount Sinai have found that post-traumatic stress disorder (PTSD) may be linked to accelerated brain aging among World Trade Center (WTC) responders Read More

How brain activity changes throughout the day: Findings offer clues to fatigue and mental health

8 December 2025

An international team led by the University of Michigan has introduced new methods that reveal which regions of the brain were active throughout the day with single-cell resolution. Read More

People can identify faces even when features are heavily blended or altered

8 December 2025

Humans have a remarkable ability to recognize faces despite variations in appearance. Regardless of aging, changes in weight or facial hair, or even cosmetic surgery, we can usually—but not always—identify Read More

Ozempic can reduce metabolic risks in schizophrenia patients, multicenter study finds

8 December 2025

Semaglutide medications like Ozempic and Wegovy can help lower the risk of heart and metabolic diseases in people with schizophrenia spectrum disorders, according to a study published in JAMA Psychiatry. Read More

Those who care for family members with Alzheimer's experience poorer health and increased cellular aging

8 December 2025

Brittany Butts understands that for many families, Alzheimer's comes as a double burden. As a teenager, she watched not only her grandmother's mental decline from the disease but also her Read More

Dopamine neurons also work while you sleep to strengthen skills, study reveals

8 December 2025

Dopamine neurons—the cells that drive reward and motivation while we're awake—become surprisingly active during nonrapid eye movement sleep right after we learn something new. Read More

Depression increases epilepsy risk, makes it harder to treat

8 December 2025

People with depression have a more than doubled risk of developing epilepsy, a new study says. Read More

Study maps how psilocybin reshapes brain circuits linked to depression

6 December 2025

An international collaboration led by Cornell researchers used a combination of psilocybin and the rabies virus to map how—and where—the psychedelic compound rewires the connections in the brain. Read More

Memories are not static: How the brain stores and reshapes personal experiences over time

5 December 2025

A study from the University of East Anglia is helping scientists better understand how our brains remember past events—and how those memories can change over time. Read More

From field to lab: Study reveals how people with vision loss judge approaching vehicles

5 December 2025

Patricia DeLucia has spent decades studying something many of us never think about: judgments about collisions that are crucial for safety. But the roots of her research stretch back to Read More

Cannabis edibles pose major crash risk

11 December 2025

More than 75% of recreational cannabis users aged 19 to 30 crashed in a driving simulation after consuming edibles, a new University of Saskatchewan (USask) study shows. Read More

Why teenagers won't quit vaping, even when the risks are clear: A psychologist explains

11 December 2025

Vaping among teenagers is a growing global health problem. Read More

Rats may seek cannabis to cope with stress

11 December 2025

It isn't just people—when given the chance, rats may also use cannabis to cope with stress, according to a study by researchers at Washington State University. Read More

Research strengthens evidence linking alcohol use to cancer

11 December 2025

As Americans gear up for the holiday season, new research offers a timely reminder to reflect on the long-term health effects of raising a celebratory glass—or two. Alcohol is known Read More

Genetic links found between addiction risk and educational attainment

11 December 2025

A new study published in Addiction has identified genetic factors that influence both a person's risk of developing an addiction and their educational attainment. Researchers found that some genetic variants Read More

Study finds increase in risk of binge drinking among 12th-graders who use two or more cannabis products

10 December 2025

The cannabis marketplace continues to grow and evolve, offering consumers new ways to use cannabis—and new ways to combine it with other substances, such as alcohol. That practice can be Read More

Exposure to neighborhood violence leads some Denver teens to use tobacco and alcohol earlier, new study shows

10 December 2025

High levels of neighborhood violence increase the risk of Latino and African American teens in Denver starting to use alcohol and tobacco, according to our recent study. Read More

Opioids: Clarifying the concept of safe supply to save lives

10 December 2025

In Canada, thousands of people use contaminated street opioids. To reduce overdoses, the country has been experimenting for the past 10 years with the distribution of pharmaceutical opioids as an Read More

Dual use of cigarettes and vapes can reduce risks of smoking and help smokers quit, study finds

10 December 2025

A new major study from Queen Mary University of London has found that smokers who use both cigarettes and e-cigarettes at the same time—known as dual use—are reducing their intake Read More

Want to curb cannabis-related crashes? Don't forget older adults, study finds

9 December 2025

With cannabis-related vehicle crashes on the rise, a new study suggests that prevention campaigns shouldn't focus just on young people. Read More

Light-based brain therapy shows promise in cutting opioid cravings and relapse

9 December 2025

Washington State University researchers have discovered how a neural circuit—or a connection between two brain regions—drives relapse after opioid use, a finding that could lead to more effective treatments for Read More

Holiday season sees spike in impaired driving—alcohol isn't the only culprit, expert says

9 December 2025

December is one of the deadliest months for impaired driving; and according to data from the National Highway Traffic Safety Administration in 2022, December drunken driving rates were at their Read More

The hidden toll of substance use disorder: Annual cost of lost productivity to US economy nearly $93 billion

9 December 2025

A new study shows that in 2023, substance use disorders led to nearly $93 billion in lost productivity in the United States from missed work, reduced job performance, inability to Read More

Abstinent smokers more sensitive to pain due to neural changes, finds study

8 December 2025

Abstinent smokers experience increased pain sensitivity during withdrawal, to the point that they often require more pain relief after surgery. Why? New from JNeurosci, Zhijie Lu, from Fudan University Minhang Read More

Old habits die hard: Study shows most young nicotine, cannabis users are still lighting up

8 December 2025

Young Americans use nicotine, tobacco and cannabis in multiple ways, but smoking those items—the most dangerous method—is still involved for most users, a new University of Michigan study found. Read More

Medical cannabis linked to reduced opioid use in adults with chronic pain

8 December 2025

Adults with chronic pain who participated in New York State's (NYS) Medical Cannabis Program were significantly less likely to require prescription opioids, according to a new study published in JAMA Read More

Quitting smoking completely is best way to protect your health, study shows

6 December 2025

New research from Johns Hopkins Medicine adds to existing evidence that smoking fewer cigarettes does not eliminate cardiovascular disease risk, and quitting entirely is the most effective strategy for improving Read More

Brain enzyme that drives nicotine addiction and smoking dependence identified

4 December 2025

Nicotine addiction remains one of the most persistent public health challenges worldwide, driven by changes in the brain that reinforce repeated use and make quitting extremely difficult. For decades, scientists Read More

Thinking of Dry January? One month without alcohol linked to better sleep, mood and health, study finds

3 December 2025

With the new year on the horizon and resolutions brewing, more people are saying cheers to a booze-free January, a choice that might come with some real health benefits and, Read More

Increased use of cannabis seen among adolescents with psychiatric illnesses after cannabis sales became legal

3 December 2025

In November 2018, retailers in Massachusetts began selling recreational cannabis to adults 21 years and older. A study by investigators from Mass General Brigham found that, after commercialization, rates of Read More

Chronic cannabis use, vomiting and compulsive bathing—symptoms of a hidden syndrome

3 December 2025

Researchers at the Jane Addams College of Social Work at the University of Illinois Chicago have found that cannabinoid hyperemesis syndrome, a vomiting condition tied to chronic cannabis use, rose Read More

Report reveals scale of alcohol's harm to others

3 December 2025

A landmark report led by La Trobe University has unveiled the true scale of damage caused by alcohol in Australia. "Alcohol's Harm to Others in Australia: Patterns, Costs, Disparities and Read More

Before the party starts: Parental attitudes linked to college binge drinking

3 December 2025

College students who binge drink may be acting on influences they brought from home, a new Washington State University-led study suggests. Read More

Are pop stars who light up making smoking cool again?

2 December 2025

Pop star Sabrina Carpenter leans over a sink, a cigarette between her fingers, dressed in a corset made entirely of cigarette packs. Read More

Hospital visits for hallucinogen use linked to six-fold higher risk of later mania

2 December 2025

People who have received emergency or hospital care in Canada due to hallucinogen use have a six-fold increased risk of receiving care for mania in the next three years, according Read More

Illicit diazepam tablets show wide strength variation

2 December 2025

A study from King's, in collaboration with TICTAC Communications and Nanalysis, tested seized tablets containing the sedative diazepam and found considerable variation in strength and content, highlighting the dangers of Read More

From cessation to celebration: Nicotine pouches go viral on TikTok

2 December 2025

While originally created as a way to help people stop smoking, a UBC Okanagan researcher is raising concerns about oral nicotine pouches being portrayed as trendy and pleasurable, especially among Read More

Public health practitioners combine proven interventions to tackle complex health challenges using new framework

2 December 2025

Vast resources have gone into developing and testing medical and public health interventions so they can be used confidently as evidence-based practices. Yet many interventions are deployed in isolation—even when Read More

Study finds persistent gaps in mental health, alcohol use between sexual minorities and heterosexuals

1 December 2025

A study conducted by scientists at Åbo Akademi University, Finland, shows that sexual minority individuals continue to report higher levels of mental health symptoms compared to the rest of the Read More

Few evidence-based medication options exist for teens with substance use disorder

1 December 2025

According to national estimates, nearly 2.2 million U.S. adolescents aged 12–17 met the criteria for at least one substance use disorder (SUD) in 2023. Drug and alcohol-related concerns are the Read More

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