Articles tagged with Cognitive Neuroscience
Researchers developed HippoCamera, a new smartphone app that significantly improves memory recall by boosting attention to daily events. Users record videos and audio descriptions of everyday experiences, which are then replayed to reinforce memory consolidation.
A Florida Atlantic University study found that urban noise exposure during development affects the color of songbirds' beaks, which influence social interactions and mate choice. Males developed less bright beak coloration, while females developed brighter orange coloration than untreated birds.
A landmark study found a strong genetic correlation between higher education and protective causal association with several gut disorders. The research reveals that better education reduces the risk of diseases such as Alzheimer's and inflammatory bowel disease (IBD).
A study by Plamen Nikolov and Shahadath Hossain found that access to retirement plans can lead to significant adverse effects on cognitive functioning among the elderly. The researchers discovered that pension benefits and retirement resulted in reduced cognitive performance, particularly among females.
Researchers found that neurons in the hippocampus represent space in a nonlinear hyperbolic geometry that grows outward exponentially with time spent exploring an environment. This discovery provides valuable methods for analyzing data on neurocognitive disorders involving learning and memory.
Researchers examined associations between APOE ε2 and ε4 alleles, polygenic profiles, and Alzheimer's disease biomarkers. They found links between ε4 alleles with plasma and CSF Aβ42 and CSF tau, as well as differences in associations with tau and Aβ42.
The INCOG 2.0 guidelines provide critical updates to address issues in cognitive rehabilitation after traumatic brain injury, including the use of telerehabilitation tools to promote clinical implementation. The guidelines aim to close the evidence-practice gap and improve outcomes for individuals with TBI.
A 16-year longitudinal study found associations between DNA methylation-based measures and neuropsychologically-validated cognitive decline in midlife. The results suggest that these measures may serve as biomarkers for a molecular aging mechanism, potentially identifying individuals at risk of cognitive impairment and dementia.
A new study has mapped the parts of the brain that support fluid intelligence, a key feature of human cognition. The research found that patients with damage to the right frontal regions performed poorly in tasks requiring problem-solving and reasoning.
A multidisciplinary team of researchers discovered hearing impairment in a novel preclinical model of autism spectrum disorder. The study highlights the importance of considering sensory organs and their interactions with the brain in understanding ASD.
Researchers at the University of Bonn discovered that people with chronic epilepsy may have impaired dendritic integration, leading to less specific place cell firing and reduced ability to distinguish familiar from unfamiliar places. Administering a sodium ion channel inhibitor improved memory in animal models.
A recent study suggests that stimulating the intersection of two particular brain networks correlated with better patient outcomes than stimulating nearby sites for patients with Alzheimer's disease. Cognitive improvement was associated with DBS to the direct interface between the fornix and bed nucleus of the stria terminalis.
A Northwestern University study found that as people age, their cerebrospinal fluid immune system becomes dysregulated, leading to cognitive impairment and neurodegeneration. The discovery provides a new clue to the process of neurodegeneration and may potentially be used to treat inflammation of the brain.
A study followed over 7,000 Canadians for three years to find that being female, physically active, and not obese were key to maintaining excellent health. Factors such as high income and social support also played a crucial role in optimal aging.
A new study has shed light on how the most commonly used ADHD medication, methylphenidate, works in the brain. The research found that methylphenidate increases dopamine levels in the nucleus accumbens and improves coordinated brain network activity, resulting in more stable sustained attention in children with ADHD.
A study published by Tufts University has found a link between higher levels of vitamin D in brain tissue and improved cognitive function in adults. The research, which analyzed brain tissue from over 200 participants, suggests that vitamin D may play a role in protecting the aging brain against diseases such as Alzheimer's.
Drs. Emilie T. Reas and Tara Tracy will lead transformative research in cognitive aging, focusing on blood-brain barrier dysfunction and the role of KIBRA protein in age-related memory loss. The awards aim to build a cadre of outstanding researchers to better understand and alleviate effects of age-related cognitive decline.
A recent study published in Molecular Psychiatry reveals a genetic link between attention-deficit/hyperactivity disorder (ADHD) and Alzheimer's disease in older adults. Researchers used a polygenic risk score to analyze the relationship between ADHD genetic predisposition and cognitive decline, finding a higher risk of developing Alzhe...
Researchers discovered that trauma changes brain mechanisms involved in learning and survival, such as the salience network. The study found that people with PTSD struggle to distinguish between safe and dangerous stimuli when emotions are involved.
Scientists at Beth Israel Deaconess Medical Center discovered gene usage similarities between COVID-19 patients' brains and aging brains. This study suggests a link between severe COVID-19 and accelerated brain aging, with potential implications for neurological follow-up in recovered individuals.
Researchers found that the NIH Toolbox Cognition Battery is a promising option for measuring cognitive change in people with intellectual disability. The study shows that the test is sensitive to developmental changes in children, teens, and young adults, which can help guide effective interventions.
Researchers have identified optimal blood tests to detect Alzheimer's disease at its earliest stages. The study found that phospho-tau217 is a reliable marker for monitoring disease progression and selecting individuals for novel trials.
The study found that Charisma Virtual Social Training improved recognition of emotions, inference of social intentions, understanding of perspectives, and description of pro-social qualities in youth. The research demonstrated significant benefits regardless of delivery model or ASD diagnosis status.
Researchers argue that cognitive transformations are crucial in understanding desistance from crime. Individuals' cognitive shifts, such as attitudes and intentions, serve as foundations for social development, including behavioral changes related to criminal behavior.
A Finnish study found that cumulative adverse psychosocial factors in childhood are associated with poorer learning and memory in midlife. Specifically, poor self-regulatory behavior and social adjustment in childhood linked to poorer learning ability and memory decades later.
Researchers at MIT have discovered that the adult brain contains millions of silent synapses, which may explain how the brain forms new memories without modifying existing connections. These inactive connections can be recruited to help form new memories when important new information is presented.
A new Hikikomori Questionnaire has been developed to identify individuals with pathological social withdrawal at an earlier stage. The questionnaire evaluates socialization, isolation, and emotional support on a scale of 0-4, providing a tool for early detection and treatment of hikikomori.
A Cornell-led collaboration used machine learning to predict Alzheimer's progression in cognitively normal and mildly impaired individuals. The modeling showed that MRI scans are most informative for asymptomatic cases, while PET scans are more effective for those with mild cognitive impairment.
Researchers discovered that krill oil protects dopaminergic neurons from age-related degeneration through temporal transcriptome rewiring and suppression of several hallmarks of aging. Krill oil increases neuronal resilience, promoting anti-oxidative stress and anti-inflammation, and abrogating multiple aging hallmarks.
Scientists at Texas A&M University found that transplanting intestinal epithelial stem cells can repair the gut and reduce inflammation, potentially preserving cognitive function after a stroke. The study suggests that targeting gut health may be key to developing more effective stroke therapies.
A new study explores how corporal punishment impacts neural systems, linking it to increased anxiety, depression, and altered brain activity. The research found that adolescents who experienced physical punishments showed a larger neural response to error and a blunted response to reward.
Children's brains exhibit rapid GABA boosts during learning sessions, allowing for efficient consolidation of new information. Adults' brains, on the other hand, struggle to stabilize learned knowledge due to reduced GABA levels, leading to slower learning rates.
A new study explores how older adults plan for future changes, such as stopping driving or using firearms. The research found that reducing access to potentially dangerous situations should be prompted by declining ability, not age alone. Trusted messengers like family and clinicians can lead conversations around limiting access, and s...
A new MIT study found that children from lower socioeconomic backgrounds have distinct brain patterns linked to reading difficulties, differing from those of higher-SES students. The research suggests that tailored interventions may be necessary for different groups of children.
Researcher William Thompson's winning essay explores how social interactions shape human cognitive algorithms, shedding light on the evolutionary process of cognition. His studies show that accumulated generational knowledge is essential for adapting to new situations.
Researchers found that efficient brain networks may contribute to healthy memory performance in older adults, while postnatal stress and early life adversity can affect brain development. Studies also showed persistent effects of early childhood neglect on brain white matter into young adulthood.
A new study found that eligible older adults who participate in the Supplemental Nutrition Assistance Program (SNAP) have slower memory decline than those who do not participate. Researchers measured memory function every two years over 20 years and found that SNAP users had about two fewer years of cognitive aging over a 10-year period.
A randomized controlled trial found that oral ENT-01 significantly improves constipation and possibly neurological symptoms in persons with Parkinson disease. The treatment is safe for up to 25 days, with a dose-dependent effect that persists beyond the treatment period.
A new study from the University of Ottawa reveals that morning types tend to have superior verbal ability, contrary to previous research suggesting that evening types have an advantage. The study found that accounting for factors like bedtime and age, morning individuals outperformed their evening counterparts in verbal intelligence.
Research suggests exercise-induced activation of peripheral systems, such as muscle, gut, and liver, may affect neural plasticity and cognitive health. Circulating cathepsin B (CTSB) and brain-derived neurotrophic factor (BNDF) have been found to possess robust neuroprotective effects.
A large study of over 5,800 tween children found that growing up in a socioeconomically disadvantaged household can have lasting effects on brain development, with different patterns of connections between brain regions observed. Parental education emerged as the most significant factor associated with variations in brain connections.
Researchers at the University of Arizona Health Sciences found that morning blue light therapy improved sleep quality and reduced PTSD symptom severity in patients. The study's results suggest a potential non-invasive treatment approach for retaining benefits of therapy long after treatment ends.
A team of researchers at USC is launching a comprehensive study to investigate the connection between type 2 diabetes and dementia in adults with Hispanic ancestry. The five-year study will examine brain structure and activity, blood flow, blood glucose and insulin levels, and cognitive functioning in 200 participants.
A new study published in NEJM Evidence found that crossword puzzle training significantly improved cognitive function and daily activities, reducing brain shrinkage in individuals with mild cognitive impairment. The findings suggest that engaging with familiar activities like crossword puzzles may be more effective than computerized co...
Researchers found that actors' brain activity suppressed when hearing their own name during performance, indicating potential impact of theatre training on human brain. The study also investigated interpersonal coordination between actors and found specific brain systems involved in social interactions.
Researchers found white matter differences in post-treatment Lyme patients using advanced imaging scans, correlating with cognitive difficulties and immune response. Axonal leakage in white matter was associated with better outcomes but also indicative of changed physiology.
A new study found that psychological factors such as coping abilities play a significant role in individuals' risk or resilience to mental health disruptions during the COVID-19 pandemic. Brain connectivity within specific brain networks also predicted individual vulnerability to anxiety and depression symptoms.
Dr. Louise D. McCullough is being recognized for her groundbreaking research on sex differences in stroke and their impact on immune response, which has led to a greater understanding of the biology behind these differences. Her work has also shed light on the importance of including females in pre-clinical research.
McCullough's research advances the field of cardiovascular science, with a primary focus on sex differences in stroke. Her work has led to significant discoveries about cell death pathways during ischemic insults.
Researchers at HSE University used transcranial magnetic stimulation to suppress brain activity in the dorsolateral prefrontal cortex, leading to test subjects making less rational decisions. The study provides insight into the mechanisms behind gaming addiction and offers a potential new approach to understanding risky choice.
A study of nearly 2,000 children found that those who played video games for three hours per day or more performed better on cognitive skills tests involving impulse control and working memory. The researchers observed higher brain activity in regions associated with attention and memory, suggesting that practicing tasks related to imp...
Researchers identified a compound that reverses damage to brain cells caused by Parkinson's disease and breaks a self-sustaining molecular loop between LRRK2 and AICD. The potential drug itanapraced has passed safety tests and could improve quality of life for those afflicted with PD and Alzheimer's disease.
Scientists have discovered a hidden structure in the connections between neurons in the brain, which is crucial for the stability of the neuronal network. By combining mathematical models with experimental recordings, researchers found that the relative ratios of connection strengths are more important than absolute values.
Researchers successfully taught human and mouse neurons to play the video game Pong in real-time, showcasing their ability to exhibit sentience and adapt to a changing environment. The study's findings have potential applications in disease modeling, drug discoveries, and expanding our understanding of brain function.
A study modeling 1.2 million individuals found 6.2% experienced at least one Long COVID symptom cluster within three months of acute infection. Risk was higher in females and those requiring hospitalization for initial SARS-CoV-2 infection, especially ICU care.
A new CAPSTONE study aims to identify inflammatory biomarkers associated with positive and poor outcomes in patients after intracerebral hemorrhage (ICH) strokes. By analyzing patient blood and plasma samples, researchers hope to develop targeted treatments to prevent long-term brain degeneration.
A team from McGill University has created a database called neuromaps, which combines over 40 existing brain maps to help scientists find correlations between patterns across different brain regions. The tool provides standardized space to view and compare each map, improving reproducibility of results.
Researchers at the University of Basel have discovered a new function of the cerebellum in storing emotional experiences, which is crucial for our survival. The study shows that increased activity in the cerebellum facilitates the storage of information in various areas of the cerebrum, leading to improved memory for emotional events.
A recent study published in Neurology suggests that consuming more foods with omega-3 fatty acids during middle age can lead to better brain function and structure. The research found that participants with higher levels of omega-3s had larger brain volumes and improved cognitive abilities.
Researchers from the University of Cincinnati found that low levels of soluble amyloid-beta protein in the brain, rather than its buildup into plaques, are associated with cognitive decline and Alzheimer's disease. Patients with high levels of soluble amyloid-beta showed improved cognitive outcomes, contradicting previous theories.