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Distinct neural circuits mediate anti-anxiety and hallucination-like effects of psychedelics, research reveals

14 November 2024

New research suggests that it could be possible to separate treatment from hallucinations when developing new drugs based on psychedelics. The anti-anxiety and hallucination-inducing qualities of psychedelic drugs work through Read More

Heart rate variability not a reliable marker of aggression

14 November 2024

New research from the University of St Andrews debunks the theory that Heart Rate Variability (HRV) is linked to aggressive behavior. Read More

Discovery reveals how low-dose ketamine, a 'lifesaving' drug for major depression, alleviates symptoms within hours

13 November 2024

University at Buffalo neuroscientists have identified the binding site of low-dose ketamine, providing critical insight into how the medication, often described as a wonder drug, alleviates symptoms of major depression Read More

Transcranial magnetic stimulation reduces auditory hallucinations in small clinical trial

13 November 2024

Research led by Anhui Medical University, China, has found that auditory verbal hallucinations in patients with schizophrenia can be alleviated by magnetic resonance imaging-navigated repetitive transcranial magnetic stimulation (rTMS). The Read More

Psychedelic use linked to increased risk of schizophrenia, study finds

13 November 2024

Individuals with emergency department visits involving hallucinogen use are at high risk of developing schizophrenia, according to a new study from researchers at ICES, The Ottawa Hospital, University of Ottawa's Read More

Metabolomic changes linked to psychotic-like experiences and cannabis use in adolescents

13 November 2024

An exploratory study conducted at the University of Eastern Finland has examined metabolomic patterns associated with psychotic-like experiences in adolescents, highlighting the influence of cannabis use. These findings suggest that Read More

Experiment shows time alone heightens 'threat alert' in teenagers—even when using social media

13 November 2024

People in their late teens experience an increased sensitivity to threats after just a few hours left in a room on their own—an effect that endures even if they are Read More

Satellite data and neuroimaging reveal how environment can impact brain development

12 November 2024

A recent study links satellite and brain imaging data to identify how environmental factors can impact mental health, cognition and brain development in young people. Read More

These once-ignored brain cells may impact mental disorders

12 November 2024

It's only during the last few decades that neuroglia, a diverse group of cells found in the brain that perform a variety of functions to support neurons, have been the Read More

First-ever randomized clinical trial uses video telehealth for suicide prevention

12 November 2024

Suicide remains a pressing public health concern. An estimated 703,000 people die by suicide each year worldwide, according to The World Health Organization. In 2022, there were 49,449 suicides in Read More

Immune system imbalance could serve as a trigger for depression, suggests research

11 November 2024

Depression, recognized as the leading cause of disability worldwide, affects nearly one in six people over their lifetimes. Despite decades of research, much remains unknown about the biological mechanisms underlying Read More

Manipulating astrocytes affects long-term memory, researchers discover

11 November 2024

One of the most powerful assets of the brain is that it can store information as memories, allowing us to learn from our mistakes. However, some memories remain vivid while Read More

'Emotional contagion' found to be a factor in seniors' mental health

11 November 2024

Madeleine and Paul are sitting on a park bench. As she tells Paul about her financial worries and how she's been struggling for months to make ends meet, Madeleine's eyes Read More

Veterans study finds virtual mental health care can significantly reduce suicide

11 November 2024

Boston University School of Public Health research suggests that virtual mental health care may significantly reduce suicide-related events (SREs) among veterans recently released from service. For every 1% increase in Read More

Biological damage in the brain of people with PTSD responds to a protocol of hyperbaric therapy

11 November 2024

Researchers at Tel Aviv University and the Sagol Center for Hyperbaric Medicine and Research at the Shamir Medical Center have demonstrated that hyperbaric oxygen therapy (HBOT) improves the condition of Read More

Meta-analysis of past research unveils distinct patterns in infant looking behavior

11 November 2024

Human infants have limited motor capabilities, which prevents them from accessing and exploring all parts of their surrounding environment, and also makes them difficult research participants to study. However, infants Read More

An emotional connection: Study finds heart rate variability syncs between dogs and owners

8 November 2024

Emotional connection enhances interaction in human relationships. Emotional synchronization in the interaction between a child and a parent is essential for affective attachment. The relationship between a dog and its Read More

Data suggest exercise programs help cut 'baby blues' severity and major depression risk

8 November 2024

Exercise-only programs help cut the severity of the 'baby blues' and the risk of major clinical depression in new mothers, finds a pooled data analysis of the available evidence, published Read More

People with schizophrenia show distinct brain activity when faced with conflicting information, research finds

7 November 2024

Scientists have known for decades that the classic symptoms of schizophrenia, such as jumping to conclusions or difficulty adjusting to new information, can be attributed to poor communication between the Read More

Healing, spiritual purposes found to drive many veterans' use of psychedelics

6 November 2024

Most U.S. military veterans who have used psychedelics reported in a recent study that they pursued the substances for healing or spiritual exploration, and over 80% said they benefited from Read More

Data analysis finds little to no relationship between social media use and mental health, challenging previous research

6 November 2024

A new Curtin University study has challenged the perception that heavy social media use has a significant impact on mental health, finding little to no relationship between the two. Read More

Neuroscientists reveal how cells in the brain form a coordinate system for behavioral sequences

6 November 2024

Neuroscientists have discovered brain cells that form multiple coordinate systems to tell us "where we are" in a sequence of behaviors. These cells can play out different sequences of actions, Read More

Locally adapted intervention found to significantly improve mental health well-being for Zambian mothers

6 November 2024

A study by Swiss TPH and partners has shown that a new, locally adapted mental health intervention for women with young children in Zambia led to a 50% reduction in Read More

Snooze your way to well-being: Study finds 46 extra minutes of sleep boosts gratitude and resilience

5 November 2024

Research has shown the numerous positive benefits that come with good sleep habits. Now, a new study from Baylor University shows that even subtle changes in the amount of sleep—in Read More

Do no harm: Researchers help doctors identify words they should never say to patients

5 November 2024

Seriously ill patients and family members face intense emotional suffering. Even a single word may scare patients and families, make them feel disempowered, and possibly negate the effectiveness of shared Read More

Gut microbes play key role in regulating stress responsiveness throughout the day, research finds

5 November 2024

A pioneering study has uncovered the vital role that gut microbiota plays in regulating stress responses by interacting with the body's circadian rhythms. Read More

Scanning synaptic receptors: New imaging method sheds light on psychiatric disorders

5 November 2024

Even though psychiatric disorders such as schizophrenia, bipolar disorder, and autism spectrum disorder (ASD) are quite common, their diagnosis and treatment are challenging. While doctors today have a good idea Read More

Wrist mobility study finds people underestimate their movement limits

4 November 2024

When it comes to estimating one's own mobility, the brain turns out to be notoriously pessimistic. People can bend their wrist further than they think. Read More

Study demonstrates that toddlers understand concept of possibility

4 November 2024

Children too young to know words like "impossible" and "improbable" nonetheless understand how possibility works, finds new work with 2- and 3-year-olds. Read More

Wedded bliss: Married people are less likely to be depressed, 7-country analysis suggests

4 November 2024

Unmarried people may be about 80% more likely to have depressive symptoms than those who are married, suggests an analysis of more than 100,000 individuals across 7 countries, published in Read More

Exposure to marijuana in the womb may increase risk of addiction to opioids later in life, study finds

14 November 2024

With the increased legalization of recreational cannabis, as many as 1 in 5 pregnant women in the U.S. are now using the drug to help with morning sickness, lower back Read More

CDC data suggest Massachusetts drug overdose deaths drop 23%

14 November 2024

The Bay State is again receiving positive news in its fight against the drug overdose crisis, as new data shows that OD deaths significantly dropped in a recent 12-month period. Read More

US overdose deaths are down, giving experts hope for an enduring decline

13 November 2024

The decline in U.S. drug overdose deaths appears to have continued this year, giving experts hope the nation is seeing sustained improvement in the persistent epidemic. Read More

Obesity-fighting drugs may reduce alcohol consumption in individuals with alcohol use disorder

13 November 2024

A new joint study by the University of Eastern Finland and Karolinska Institutet in Sweden found that the GLP-1 agonists semaglutide and liraglutide, which are used for treating diabetes and Read More

Online vape retailers ignore rules meant to protect minors, new study finds

13 November 2024

To try to keep young people from becoming addicted to tobacco, Congress took two steps in 2020 to keep minors from posing as adults to buy vaping products online: It Read More

The solution to death from a fentanyl overdose could lie in its chemical structure

13 November 2024

Over the past few decades, the opioid epidemic has gripped the United States, fueled in large part by the over-prescription of pain-relieving drugs like oxycodone. As those pharmaceuticals were made Read More

Beer-only drinkers' diets are worse than wine drinkers, study finds

13 November 2024

Beer drinkers have lower-quality diets, are less active, and are more likely to smoke cigarettes than people who drink wine, liquor, or a combination, according to a study scheduled for Read More

Patients find it useful to receive quit-smoking help while at hospital accident and emergency

12 November 2024

Giving out vapes at accident and emergency (A&E) departments in England and Scotland boosted patients' confidence to switch away from smoking, according to new research. Read More

Genes and proteins linked to different types of alcohol use disorders could provide new therapeutic targets

12 November 2024

A team of medical researchers at the National Institute on Alcohol Abuse and Alcoholism has identified some of the genes and proteins associated with alcohol use disorders. In their project Read More

Here's what happens when a school is located near a cannabis dispensary

12 November 2024

As more states legalize marijuana, researchers are examining the effects of legalization on society. Angus Kittelman, an assistant professor of special education at the University of Missouri-Columbia, and Gulcan Cil, Read More

Our new study shows teen vaping is linked to childhood trauma—here's why it might be harder to quit

12 November 2024

If you experience trauma during childhood, there's a greater chance you'll use substances such as alcohol, tobacco and other drugs later. But what does the evidence say about vapes? Read More

Data suggest smokers who switch to vaping see improved respiratory health

12 November 2024

A paper in Nicotine and Tobacco Research finds that people who switch from smoking cigarettes to vaping see improved respiratory health, but people who begin consuming electronic cigarettes while continuing Read More

Opioid use disorder: Updated clinical practice guideline

12 November 2024

An updated evidence-based guideline aimed at helping clinicians and other health care providers manage patients with opioid use disorder recommends buprenorphine and methadone as first-line treatments. The guideline is published Read More

Study finds pandemic-era increase in alcohol use has persisted

11 November 2024

Alcohol use increased during the COVID-19 pandemic and remained elevated even after the pandemic ended, according to a large nationally representative Keck Medicine of USC study published today in the Read More

Study finds online e-cigarette retailers fail to comply with sale restrictions for minors

11 November 2024

Online e-cigarette retailers are not consistently adhering to laws aimed at preventing the sale of vaping products to minors, including regulations on age verification, shipping methods and flavor restrictions, report Read More

July 2019 to June 2023 saw increase in OD deaths with ketamine detected

11 November 2024

During July 2019 to June 2023, there was an increase in overdose deaths with ketamine detected, according to research published in the Nov. 7 issue of the U.S. Centers for Read More

Ketamine overdoses like the one that killed Matthew Perry are rare but increasing

7 November 2024

After "Friends" star Matthew Perry was found dead in his home jacuzzi just over a year ago, an autopsy later pinpointed the main cause of death as an acute ketamine Read More

Menthol filters and rolling papers likely undermining UK ban on menthol cigarettes

7 November 2024

The availability of menthol-flavored accessories used by smokers rolling their own tobacco may be undermining the UK's ban on menthol cigarettes, suggests a new study by UCL researchers. Read More

Hepatitis C screenings shown to be uncommon among opioid overdose patients

7 November 2024

New research from the University of Missouri School of Medicine indicates that accidental opioid overdose patients in central Missouri have high rates of hepatitis C infections, despite only 40% of Read More

Ketamine use is at an all-time high—5 things to know ahead of musical festival season

7 November 2024

You're gearing up for the music festival season and considering your options—which artists you're keen to see, who's going, what outfits you need, how you'll get there and perhaps what Read More

Dutch court upholds e-cigarette flavor ban

6 November 2024

A Dutch court on Wednesday upheld a government ban on sweet flavors for e-cigarettes, arguing they encouraged young people to smoke. Read More

Today's potent marijuana is spawning public health dangers and shouldn't be ignored, say experts

6 November 2024

In 1964, Bob Dylan reportedly introduced the Beatles to cannabis, a seminal moment in the 60-year campaign to legalize marijuana. Before that, marijuana was hardly a part of mainstream American Read More

Stronger and higher dose opioids linked to greater all-cause mortality risk

6 November 2024

A new international study spanning the United Kingdom, United States, and Canada has revealed important insights into the risks associated with prescribed opioid use for noncancer pain. Read More

UK parliament to debate world's first 'smoke-free generation' bill

5 November 2024

A new UK-wide law aimed at creating the first "smoke-free generation" was on Tuesday introduced in parliament, as part of a world-leading ban. Read More

Recreational cannabis legalization tied to higher prenatal use

5 November 2024

The implementation of recreational cannabis legalization (RCL) in California was associated with an increase in prenatal cannabis use, according to a study published online Nov. 1 in JAMA Health Forum. Read More

Alzheimer's and alcohol use disorder found to share similar gene expression patterns

5 November 2024

Nearly 7 million Americans have Alzheimer's disease, and this number is predicted to double by 2060. While aging and genetic predisposition are the most important risk factors for Alzheimer's, epidemiological Read More

Medicaid funding for addiction treatment hasn't curbed overdose deaths, study finds

4 November 2024

For generations, the federal government has largely refrained from paying for mental health and substance use treatment in large residential facilities. Read More

Midwakh pipe smoking poses 'significant' health problems in UAE, scientists find

4 November 2024

A traditional type of tobacco smoking locally known as midwakh is causing severe health problems and nicotine dependency among users in the United Arab Emirates (UAE), scientists from the University Read More

Researchers develop high-tech methods to stem the flow of fentanyl

4 November 2024

Fentanyl kills. Make that: Fentanyls kill. The threat is plural and potent, as illicit laboratories continually concoct new forms of the drug that sidestep today's best detection techniques and protect Read More

Project levels up opioid misuse prevention with innovative gaming

4 November 2024

With teens spending more time in front of screens than ever before, video games are emerging as a powerful way to teach important life lessons. Olufunmilola Abraham, Ph.D., chair of Read More

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