Articles tagged with Psychiatric Disorders
A study on mice suggests that adolescence stress causes permanent changes in the prefrontal cortex, increasing vulnerability to schizophrenia and depression. The researchers found that traumatic experiences during this stage of life disrupts communication between brain cells, compromising neural control.
Researchers found a direct line of communication between the brain's stress centers and decision-making regions, which is disrupted by alcohol. This disruption can lead to unhealthy habits and relapse during recovery from alcohol use disorder.
Researchers identified NOX-1 as a key molecular target to prolong ketamine's therapeutic benefits. Combining ketamine with NOX-1 inhibitors significantly extended its antidepressant-like effects. K-4, a novel AMPAR modulator, also showed rapid antidepressant effects that persisted for at least 2 weeks.
A study estimated income losses from individual perspectives in Denmark from 2000 to 2023 after hospital diagnoses of depression, alcohol use disorder, stroke, and breast cancer. The researchers found that income losses were largest for mental disorders, with average losses growing over time, particularly among younger individuals.
A Finnish registry study found that severe infections, such as cystitis and bacterial disease, are associated with an increased risk of dementia. The study examined nationwide health registry data and identified 29 diseases linked to dementia risk, including mental disorders, Parkinson's disease, and alcohol-related mental disorders.
A new study published in JAMA Network Open reveals that fathers' mental health declines over time after the birth of their child, with increased risk of anxiety and substance abuse diagnoses returning to pre-pregnancy levels. However, depression and stress-related disorders continue to rise by over 30% one year after childbirth.
A new study reveals US and UK volunteer fighters in Ukraine experience high levels of mental and physical health difficulties, including PTSD, moral injury, and poor quality of life. Many struggle to access healthcare after deployment, instead relying on fellow volunteers for support.
A study found that inflammation markers may signal depression in women with type 2 diabetes, but vary based on depression symptoms and measures. The research suggests a path toward precision mental health by identifying specific inflammatory biomarkers linked to different dimensions of mental health.
A systematic review of social media platforms reveals that TikTok contains a substantial proportion of misleading information about mental health and neurodivergence, with higher rates of misinformation than other platforms. The study emphasizes the importance of credible sources and evidence-based content to combat spreading false ide...
The Robert A. Winn Excellence in Clinical Trials Award Program is expanding its career development award to include neuropsychiatry researcher-physicians. This expansion aims to improve clinical trial enrollment and represent diverse patient populations affected by complex disorders.
Dr. Phillips's laboratory identifies abnormalities in prefrontal-striatal-limbic circuitry as biomarkers for bipolar disorder before symptoms appear. Her team tracks neural network development from infancy through young adulthood.
Researchers discovered that acetylcholine can directly trigger the release of serotonin in the brain, promoting coordinated chemical signaling. This finding suggests that brain disorders may involve the internal coordination system being pushed into overdrive, leading to pathological increases in serotonin levels.
A systematic review found a significant association between excessive smartphone use and eating disorder symptom severity in young people, including disordered eating and food addiction. The study highlights the need for early intervention strategies to address excessive phone use in young people displaying eating disorder symptoms.
The Stanley Family Foundation has renewed its $1 billion commitment to psychiatric research at Broad Institute, transforming the field of psychiatric genetics and schizophrenia/bipolar disorder research. Human genetics data from the Stanley Center has provided unprecedented clues to the brain biology underlying these conditions.
Researchers at the University of Queensland have made a breakthrough in understanding the cellular changes that occur in depression. They found that cells in people with depression produce more energy molecules when resting, but have a reduced ability to increase energy production under stress. This study offers a new potential approac...
A study of over 1 million diagnosed individuals reveals genetic links between 14 psychiatric conditions, grouping them into five major factors. The findings may facilitate future treatments and drug repurposing, with potential applications in schizophrenia and substance abuse
A new study models brain aging and resilience over the lifespan, uncovering individual factors that affect cognition and identifying potential biomarkers of healthy brain aging. Researchers are now incorporating diverse data, including social and lifestyle factors, to create a broader picture of the aging brain.
Researchers have synthesized modified versions of psilocin that retain therapeutic activity while producing fewer hallucinogenic-like effects. The compounds, including 4e, demonstrate favorable stability for absorption and enable a gradual release of psilocin, potentially mitigating hallucinogenic effects.
Researchers will investigate the role of interleukin-1 receptor type 1 (IL-1R1) in brain function, behavior, and psychiatric health. The study aims to define the physiological role of IL-1R1 in the brain and explore its influence on social behaviors.
A comprehensive review synthesizes the science behind vagus nerve modulation therapies, which use controlled signals to influence brain circuits and inflammation. The authors identify key mechanisms and propose next-generation treatments tailored to individual patients and conditions.
A massive Swedish study of over 2 million individuals reveals that genetic risk for mental illness is far less disorder-specific than clinicians have assumed. Schizophrenia shows the highest genetic specificity, while drug use disorder has a much lower specificity, scattering its genetic risk across multiple conditions.
The latest American Psychiatric Association journals feature new research on treating bipolar disorder, preventing PTSD symptoms, improving access to eating disorder care, and more. Journal highlights include advancements in schizophrenia treatment and a retrospective analysis of suicide deaths in U.S. immigration detention.
A pilot clinical trial suggests that low-dose oral lithium may help slow the decline of verbal memory in older adults with mild cognitive impairment, particularly those with evidence of amyloid beta. The study found that participants receiving lithium showed a slower rate of decline on a sensitive test of verbal memory.
A cross-sectional study of former American football players found prior participation to be associated with worse later-life cognitive and neuropsychiatric function. The findings support a dose-response association with years and level of play, providing context for clinicians and researchers assessing symptom risk among former players.
A study found distinct inflammatory biomarkers and brain signatures for early-stage depression and psychosis, differing even in the earliest stages. These findings support customized therapies and may reduce risk of severe progression.
A new study published in Acta Psychiatrica Scandinavica found that people with mental illness who use AI chatbots risk experiencing a worsening of their condition, particularly in terms of delusions and mania. Researchers are calling for increased awareness among healthcare professionals about the potential risks of AI chatbot use.
Researchers found that a condensed brain stimulation therapy, known as '5x5' TMS, produced comparable results to the standard six-week course of treatment. Patients who showed little improvement immediately after finishing their five-day course still benefited significantly in the weeks that followed.
A large new study published in JAMA Health Forum found that past-year cannabis use during adolescence is associated with a significantly higher risk of incident psychotic, bipolar, depressive, and anxiety disorders. Cannabis use preceded psychiatric diagnoses by an average of 1.7 to 2.3 years.
The study reveals that psychosis does not follow a single trajectory but is influenced by individual differences and treatment. It shows that cortical volume reduction, particularly in regions with high serotonin and dopamine receptor density, is a hallmark of the disease.
Prolonged grief disorder (PGD) is characterized by intense emotional pain and longing for the deceased. Research highlights disruptions in reward-related brain networks as key to explaining why grief persists in some individuals.
China's youth faces a growing mental health crisis, but AI platforms like DeepSeek offer promising solutions to bridge the gap. These platforms leverage natural language processing and generative AI to provide round-the-clock support tailored to Chinese society.
Patients who stopped taking antidepressant medication during pregnancy had a nearly two-fold higher risk of experiencing mental health emergencies, with peaks in the first and ninth months. Researchers found no difference in prior mental health visits between those who continued or discontinued therapy.
A new study found that the Baby2Home smartphone app significantly reduced symptoms of stress, depression, and anxiety in first-time mothers, improving overall health and parenting confidence. The app provided personalized educational information, infant care trackers, and mental health self-management tools.
Researchers discovered that brief intermittent intense exercise is a more effective treatment for panic disorder than relaxation therapy. The 12-week program showed significant reductions in Panic and Agoraphobia Scale scores, anxiety, depression, and panic attack frequency and severity.
A University of Houston study challenges traditional views on dyslexia, suggesting it stems from an overall brain network vulnerability. The research identified two developmental origins: one related to brain architecture and another to synaptic signaling, which may be uniquely human.
Dr. Ronald C. Kessler's decades-long research transformed international understanding of psychiatric disorders and suicide prevention. His work exposes the global scope of mental health challenges and highlights key factors in prevention.
Researchers found that psilocybin reduced novelty-seeking in control mice, but heightened it in anorexia model mice. Inflammation levels were also altered, contradicting expectations based on human studies. The study's findings have implications for understanding anorexia nervosa and the potential therapeutic effects of psychedelics.
A rare genetic mutation has been discovered that can explain why some people do not respond to newer schizophrenia treatments. The mutation, known as C182F, removes a structural bond in the TAAR1 receptor, blocking its binding site and rendering drugs ineffective.
The latest APA Journal issues explore the intersection of neuroplasticity and substance use, as well as emerging trends in outpatient psychotherapy. The American Psychiatric Association's flagship journals offer insightful research on mental health topics.
A large study of over 12 million people in Ontario found that psychosis rates are increasing in more recent generations, with higher rates among younger individuals. The study suggests that factors such as substance use, socioeconomic stress, and negative childhood experiences may contribute to these rising trends.
A UH psychologist's study finds that anxiety sensitivity and pain-related anxiety are linked to mental health problems and clinically significant alcohol use among survivors of traumatic sexual assault. The investigation highlights the importance of addressing both types of anxiety in reducing the risk of lifelong challenges.
The study reveals that the paraventricular thalamic nucleus (PVT) is the central pathological substrate of bipolar disorder, with notable alterations in cell number and gene expression. This discovery highlights the PVT as a potential diagnostic and therapeutic target for improving patient outcomes.
Dissociation is a complex survival mechanism in response to overwhelming trauma, affecting memory, identity, and perception. Research confirms its prevalence among individuals who have experienced trauma, and effective dissociation-specific treatment options are needed.
A groundbreaking study found that social and academic difficulties emerge years before clinical symptoms of psychosis appear, offering a critical window for early intervention. Early-life struggles are strongly predicted to later negative symptoms and cognitive impairment.
A recent survey study found a significant association between generative AI use and increased depressive symptoms in US adults. The magnitude of the effect varied by age group, suggesting that further research is needed to understand the causal relationship and underlying factors.
A study of over 500 survivors found severe psychological trauma with somatic symptoms persisting decades after the attack. The results highlight the need for culturally sensitive mental health services, compensation, and ongoing care for chemical attack survivors.
Researchers from Kyushu University found that the brain forms new, high-density clusters of synapses on specific segments of dendrites during adolescence, challenging the 'adolescent synaptic pruning' hypothesis. This discovery may offer new hope for understanding the biological basis of schizophrenia and other neurodevelopmental condi...
A study found that a small, implanted vagus nerve stimulation device produced substantial and sustained improvements in depressive symptoms, quality of life, and daily function in patients with treatment-resistant depression. The device showed lasting benefits even after two years, with nearly one-third of participants who didn't respo...
Resonant breathing significantly reduced anxiety and insomnia symptoms and improved heart rate variability in hospitalised psychiatric patients with severe somatic symptoms. The intervention was well-tolerated and required minimal cognitive effort.
A study funded by the National Cancer Institute aims to test a low-cost intervention using future-focused thoughts to help people quit smoking. The project will examine the effectiveness of episodic future thinking in reducing impulsivity and promoting healthier choices.
A Dartmouth study identifies a novel target for using psilocybin to treat depression and anxiety without hallucinations. The serotonin 1B receptor is found to promote the therapeutic benefits of psilocybin, providing a potential new approach for developing safer and more cost-efficient medications.
Research from Karolinska Institutet found that alpha frequency determines body ownership by modulating temporal integration of bodily signals. Faster frequencies led to higher temporal resolution, while slower frequencies caused broader timing differences.
New study finds psychosis delusions emerge from emotional experiences, bodily reactions, and linguistic fabric. Participants described intense emotional embodiment and disembodiment, with some experiencing positive feelings of awe and love.
A comprehensive genetic investigation by Dr. Feng Liu and collaborators identifies shared genetic loci between schizophrenia and osteoporosis, suggesting overlapping biological pathways. The study found that psychiatric patients face elevated fracture risks due to these molecular connections.
Researchers at Flinders University discover a genetic mutation that silences a brain receptor, rendering it unresponsive to both natural trace amines and clinical drug candidates. The C182F variant eliminates receptor signaling and reduces cell surface expression, with profound implications for emerging psychiatric treatments.
A comprehensive review synthesizes emerging evidence on AMPKα isoforms' dual roles in Alzheimer's disease. The analysis proposes that this complexity may explain why pharmacological approaches have yielded mixed results in treating the disease. Isoform-specific targeting is proposed as a novel therapeutic strategy.
Professor Dan Stein was a visionary who bridged neuroscience, clinical care, and philosophy to transform psychiatric research in Africa. His integrative approach produced scholarship of extraordinary range, with over 1,600 peer-reviewed publications and a Google Scholar h-index exceeding 220.
Scientists at Salk Institute find protein CCN1, secreted by astrocytes, maintains stable neural circuits in adult brains. The discovery could lead to new therapeutics for brain injury and stroke.
Researchers found that ADHD enables high entrepreneurial alertness and risk-taking, while dyslexia fosters advanced delegation strategies. Bipolar traits correlate with creativity and a willingness to pursue bold ventures. The study advocates for business environments that value neurodiverse strengths, rather than seeking normalcy.
The study found that behavioral health care accounted for $41.8 billion of overall health spending in 2022, with families paying an average of $2.9 billion out-of-pocket. The costs have grown more than twice as fast as other types of medical care, with telehealth visits increasing by 99% per year.