Articles tagged with Psychiatric Disorders
Researchers used IntelliCage to assess spontaneous behavioral changes in a mouse model of schizophrenia, finding increased hyperactivity and exploratory behavior after treatment with MK-801. However, cognitive flexibility was impaired, suggesting schizophrenia-like behaviors.
Researchers at King's College London discovered that ketamine's antidepressant effects involve the brain's opioid system, which works together with glutamatergic systems to produce rapid treatment effects. The study also identified a sex-related effect, where males with depression showed a more pronounced response to naltrexone.
A study of 175 female perpetrators of lethal violence in Sweden found that they usually act under high arousal due to reactive motives. Women with severe mental disorders had a slightly longer time thinking about acting violently, but no lengthy preparations were made.
A wearable sensor could revolutionize lithium monitoring for people with bipolar disorder by tracking medication levels through sweat. The USC-made device, which is the first of its kind, eliminates the need for blood draws and offers a personalized and easily accessible monitoring system.
A pioneering international survey found that cannabis and psychedelics were best rated for alleviating eating disorder symptoms by respondents who self-medicated with these non-prescribed drugs. The research also revealed promising avenues for future clinical trials of psilocybin in treating anorexia nervosa.
A major study by researchers at Aarhus University found that most cases of depression and schizophrenia occur in people without a family history of the condition. The study used data from over 3 million Danes to estimate absolute and relative risks of mental disorders in families.
Researchers discovered a two-step mechanism where inhibitory neurons release nitric oxide to rapidly dilate blood vessels, followed by slower, localized vasodilation via astrocyte activation. This breakthrough sheds light on how neural signals are translated into blood volume changes in brain imaging.
A new study found that older adults with insomnia face triple the risk of developing depressive symptoms compared to sound sleepers. The study suggests that treatments targeted at inflammation-related depression may benefit these patients and improve their overall quality of life.
A small collection of neurons in the brainstem, known as the locus coeruleus, acts like a 'memory reset button' during meaningful changes. This region predicts later memory separation and influences the hippocampus to map experiences. Chronic stress may weaken this neural signal.
A new study found that 4 in 5 adults in the US report some level of loneliness, strongly correlated with poor mental health days and physical health days. Women and Black individuals experienced higher rates of depression and poor mental health days than men and White individuals, respectively.
A new study published in JCPP Advances found that watching a ten-minute video can shift how teenagers view themselves by promoting mental well-being. The intervention appeared to have little immediate effect on symptoms of anxiety or depression, but may work best as part of a broader toolkit of services.
A new study published in Global Mental Health explores the impact of integrating community psychiatric services into primary health care clinics in South Africa. The research reveals persistent challenges related to limited resources, weak management systems, and fragmented collaboration between healthcare providers.
Dr. Mirko Manchia's groundbreaking research identifies genetic markers predicting treatment response in bipolar patients, enabling precision medicine approaches to transform psychiatric care. He envisions a future where genetic testing becomes routine in psychiatric care.
The latest APA journal issues feature research on high-potency cannabis use, adolescent suicidal behavior, and problematic internet usage. Highlights include a systematic review of cannabis health effects in adolescents and trends in prescription stimulant and opioid use among US teens.
Researchers at the University of Illinois Urbana-Champaign have developed a new non-invasive MRI approach that visualizes brain metabolism and detects metabolic alterations associated with brain diseases. The technique uses magnetic resonance spectroscopic imaging to provide insights into brain function and disease processes.
Dr. Danielle Beckman's research uses animal models to understand how viruses like COVID-19 trigger neurological damage and accelerate Alzheimer's disease. Her work has established critical connections between viral infections and neurodegenerative processes.
Climate anxiety is growing, especially amongst young people, due to the polarized debate around climate change. Professor Beattie's book offers psychological tips on how to handle climate anxiety, including writing personal narratives about difficult emotional experiences. Strategies focus on improving mental well-being and empowering ...
A new study by the University of Maryland School of Medicine found that soldiers with sleep apnea are at increased risk of post-traumatic stress disorder (PTSD) and traumatic brain injury compared to those without the condition. The study also shows a higher risk of musculoskeletal injuries among service members with sleep apnea.
A new study from the University of South Australia found that structured exercise programs improve symptoms of depression and anxiety in children. The study, involving 38,000 young people across 375 clinical trials, suggests benefits can emerge quickly, even for short periods of time.
Researchers used advanced neuroimaging and the Julich-Brain Atlas to identify specific brain networks linked to psychopathy, finding reduced volumes in multiple regions including basal ganglia, thalamus, and cortex. This study advances research on neuropsychobiological correlates of aggression.
A new nutritional epigenetics study protocol aims to reduce lead and mercury exposures in pregnant women to prevent childhood autism and ADHD. The protocol provides a valid method for measuring changes in ultra-processed food intake and diet, which may impact child neurodevelopment.
Researchers identified five distinct patterns of disordered eating behaviors among college students, linked to anxiety, distress tolerance, and alcohol use. The study challenges the idea that disordered eating only exists in extreme forms, suggesting a need for customized support systems.
Research synthesizes evidence from dozens of studies on polygenic scores and their clinical implications, revealing consistent patterns that could contribute to personalized psychiatric care. Higher genetic risk for depression correlates with poorer treatment outcomes, including nonresponse to antidepressants and mood stabilizers.
A new study from the University of Pittsburgh suggests that excessive screen time and poor sleep quality may contribute to teen depression. The research found that teens who spent more time on screens and got less sleep had weaker brain connections, which can affect emotion regulation, memory, and attention.
A new study found that self-esteem scores doubled within one year of weight-loss surgery, with the highest increases seen among those who lost the most weight. The study also highlighted the importance of understanding and addressing weight stigma in obesity treatment.
A global roadmap aims to incorporate biological measurements in psychiatric diagnoses over the next 15-20 years, improving accurate treatment for patients. Current diagnostic methods rely on subjective responses and can be vague, leading to misdiagnosis and ineffective treatments.
The Lieber Institute is developing a new tool called GRAPE that combines generative and predictive AI to find new, more effective treatments for brain disorders such as schizophrenia. The institute is utilizing AWS gen AI and compute services to advance research and store its massive collection of genomic and other data in the cloud.
Researchers identified genetic factors linked to environmental sensitivity in identical twins, influencing ADHD symptoms, autistic traits, anxiety and depression symptoms, psychotic experiences, and neuroticism. The study highlights the importance of gene-environment interactions in shaping mental health.
Sara Poletti's research reveals how childhood trauma triggers persistent neuroinflammation pathways and alters brain structure, creating lifelong vulnerability to psychiatric disorders. Her work identifies biological markers of trauma and explores prevention strategies to reduce mental illness odds.
Dr. Stephen Ross's groundbreaking studies using psilocybin therapy have demonstrated rapid, substantial, and sustained improvements in psychological symptoms for patients with advanced cancer, substance use disorders, and major depressive disorder. His research has the potential to challenge conventional psychiatric medication approaches.
Dr. John Oldham's contributions have fundamentally reshaped personality disorder classification, moving from rigid categories to a more nuanced dimensional system. His Alternative DSM-5 Model for Personality Disorders (AMPD) has marked the most significant epistemological shift in psychiatric diagnosis for decades.
Researchers at the University of Houston found that females with more psychologically flexible personalities have fewer signs of eating disorders. The study suggests a personalized approach to therapy may be most effective for preventing eating disorders when using Acceptance and Commitment Therapy.
A new study found that taking antipsychotic medication as prescribed significantly reduces the odds of a motor vehicle crash among drivers with schizophrenia. Researchers analyzed 20 years of data and found a 50% reduction in crash risk among those who adhered to their medication.
A new meta-analysis found that symptom provocation before repetitive transcranial magnetic stimulation (rTMS) treatment may enhance clinical response for depression, obsessive-compulsive disorder (OCD), and nicotine dependence. rTMS was nearly twice as effective when symptom provocation was used compared to when it wasn't.
A new study found that obesity can lead to feelings of judgment, isolation, and stigma in older adults when seeking social care. The research highlights the need for a more inclusive approach to address unmet needs and increase awareness among healthcare professionals.
Dr. Enrico Castillo, an assistant professor of psychiatry at UCLA, has been recognized as an emerging leader in health and medicine scholar by the National Academy of Medicine. He will collaborate with the organization's members over three years to address urgent health challenges.
Professor Benedetti's research explores the intersection of genetics, environmental factors, and treatment response in mood disorders. His work has led to breakthroughs in chronotherapeutics and immuno-psychiatry, revealing crucial insights into immune-inflammatory mechanisms and gene variants influencing brain function.
A comprehensive review reveals that early ECT sessions show substantial improvement, but subsequent sessions may lead to diminishing returns and cognitive side effects. The researchers propose a response-guided sequential treatment strategy, categorizing patients into three groups based on their response patterns.
A WVU microbiology student has discovered a new species of fungus, Periglandula clandestina, that produces effects similar to the semisynthetic drug LSD. The fungus is highly efficient at making ergot alkaloids, which can be used therapeutically to treat conditions like depression and addiction.
Researchers at Stanford Medicine have mapped brain activity underlying emotional responses to mild unpleasant sensory experiences. Shared features between human and mouse brains may help understand driving forces behind neuropsychiatric disorders. The study's findings could unveil new insights into the mechanisms of emotional regulation.
Adolescents in India whose mothers experience domestic violence are at a significantly increased risk of developing anxiety and depression. The study highlights the importance of addressing this issue, particularly in Indian communities where domestic violence is prevalent.
A new UCLA Health study found that maternal warmth in early childhood predicts better physical and mental health outcomes for teens by shaping their perceptions of social safety. Children who experience more maternal warmth at age 3 have more positive social safety schemas, leading to improved health outcomes at age 17.
A systematic review of studies found that policies improving paid parental leave, employment access, housing stability, and income support are associated with lower rates of depression. Conversely, cuts to social welfare and financial insecurity increase depression risk, particularly among single parents and low-income households.
Researchers developed a machine-learning model to predict postpartum depression, identifying high-risk patients before discharge. A second study found familial links to postpartum psychosis, emphasizing the importance of screening and counseling for women with family histories.
Researchers found that specific combinations of personality traits can predict bipolar disorder outcomes, with certain styles raising and others lowering the risk of depression. The study used data from over 2,500 people with bipolar disorder and suggests a personalized approach to treatment planning.
UCLA Health psychiatrists and researchers will discuss Los Angeles wildfire mental health impacts, perinatal and postpartum mental health, and athlete mental health. Experts will also cover the therapeutic potential of cannabis, mind-body interventions, and quality of care for individuals with disabilities.
Researchers identify enlarged salience network as first reliable biomarker for depression risk, predicting symptoms before they appear. The network's expansion could enable early identification and intervention, leading to improved quality of life and treatment outcomes.
A study published in Behavior Therapy shows that a peer support program provides 'rapid relief of symptoms' and 'significant clinical improvement' to new moms struggling with postpartum depression. The program, Alma, pairs new and expectant moms with trained peers who have experienced similar mental health challenges.
Research suggests that physical activity and organized sports participation can help ward off childhood mental ill health, with benefits seen in boys. However, findings indicate sex differences in protective effects, with boys showing stronger associations between physical activity and lower risk of depression, anxiety, and addiction.
A new mouse study sheds light on the mechanisms underlying sex differences in psychiatric conditions. Histamine signaling affects dopamine levels differently in males and females, with histamine decreasing dopamine in males and increasing it in females.
A meta-analysis reveals significant racial and ethnic disparities in the reporting of race and ethnicity in clinical trials for pharmacotherapy of mental disorders. The study underscores the importance of equitable recruitment and reporting in clinical trials to ensure inclusive representation of diverse populations.
A new study found that only 39% of clinical trials report the race or ethnicity of participants involved. The research highlights the need for more comprehensive reporting and recruitment practices to ensure studies better reflect diverse populations globally. This is crucial for developing inclusive, effective, and equitable treatments.
A new study confirms that the Bergen 4-Day Treatment (B4DT) is effective in treating panic disorder, with patients reporting significant improvement weeks after treatment. Long-term follow-up studies show that the treatment's benefits persist and even increase over time, reducing symptoms of anxiety and depression.
A new study by the University of Ottawa reveals a clear link between racism in schools and symptoms of depression among Black students. The research identifies how academic racism hinders Black youths and their social and economic contribution to Canadian society.
Professor Carmen Sandi has made significant contributions to the understanding of stress and anxiety mechanisms in the brain. Her research focuses on the neurobiological effects of stress and anxiety, including their impact on cognition and behavior.
Children from disadvantaged neighborhoods show blunted response to reward and loss, especially those with family history of depression. Growing up in chronically stressful environments may dampen reaction to good or bad events, increasing depression risk.
A new study finds that Medicaid unwinding disrupted kids' and young adults' access to chronic disease medication, particularly for those living in states with the largest drops in Medicaid enrollment. The disruptions led to increased use of private insurance or cash for prescriptions, exacerbating health issues.
The latest APA journal issues focus on improving depression care and mental health in disaster-affected communities. Research also explores school-based prevention efforts, with publications like the American Journal of Psychiatry and Psychiatric Services featuring diverse treatment strategies.
The percentage of publicly insured children receiving mental health or neurodevelopmental disorder diagnosis increased significantly between 2010 and 2019. Most diagnostic categories showed increases, emphasizing the importance of accessing appropriate services in safety net systems.
Researchers using multi-omics tools analyze blood-derived immune cells to chart disease heterogeneity in unprecedented detail. This approach enables exploration of pre-existing immune states shaped by past infections, environmental exposures, and genetic predisposition.