Articles tagged with Cognitive Neuroscience
Researchers aim to understand how neurons construct synapses of different strengths, a key factor in the diversity of neural communication. They will focus on 'active zones' and test how protein availability and gene expression affect AZ development.
Researchers at Kessler Foundation found that cognitive fatigue changes functional connectivity within the brain's 'fatigue network', which comprises key brain regions. This novel finding may accelerate advances toward effective interventions for disabling fatigue caused by various conditions.
A new study found that self-paced physical and cognitive activity after a concussion does not hasten or prolong recovery in children and teens. Increased daily step count was associated with early symptom resolution, but the association was not statistically significant.
Researchers at George Mason University are conducting two studies on adaptive interventions for emotion regulation in the workplace. The first study evaluates the effectiveness of three cognitive reappraisal Just-in-Time Adaptive Interventions (JITAIs) in achieving proximal emotion and performance outcomes.
A new study found that preschoolers with higher cardiorespiratory fitness perform better on cognitive tests and other measures of brain function, including academic ability tasks and attention skills. The research suggests that the relationship between physical activity and brain health is evident even in early childhood.
Researchers aim to provide initial data on ocrelizumab's impact on cognitive fatigue in individuals with relapsing-remitting multiple sclerosis. A 3-year study involving three groups will assess levels of cognitive fatigue and brain activity, exploring the therapeutic effects of ocrelizumab.
A recent study published in Disability and Health Journal found that adults with cognitive disabilities were more than twice as likely to use e-cigarettes, highlighting a high-risk group for adverse health outcomes. The study also showed that men, young adults, and adults with COPD or depression were more likely to use e-cigarettes.
Researchers recorded neuron activity in patients with Parkinson's disease to understand how individual neurons represent others' beliefs. They found specialized neurons that respond when assessing another's false beliefs and those that encode information to distinguish between one's own and another's thoughts.
Researchers use novel algorithm to interpret brain signals in real-time, allowing them to predict monkeys' decisions before they make a movement. This breakthrough opens up new possibilities for understanding cognition and decision-making processes.
The study will investigate whether treatment with Tysabri alleviates cognitive fatigue in individuals with MS. Researchers will use functional MRI to measure brain activation associated with cognitive fatigue, aiming to advance knowledge of the effects of Tysabri on this disabling symptom.
Researchers at Yale University used functional near-infrared spectroscopy to study brain activity during face-to-face discussions. They found that brains exhibit a calm synchronicity of activity focused on sensory areas when agreeing, but mobilize higher cognitive functions and emotional resources when disagreeing.
Research found that patients with anorexia nervosa unconsciously assess their proportions to be larger than they actually are, leading to a distorted body schema. Virtual reality and cognitive behavioral therapy may help correct this distortion by influencing the representation of the body.
Researchers at Otto von Guericke University Magdeburg aim to understand brain cognitive potential, variability, and neurobiological processes that prevent full utilization. The goal is to develop interventions improving cognitive performance in healthy individuals and those with hidden disease processes.
A recent study found that MBCT reduces feelings of self-inadequacy and improves self-reassurance in patients with depression. Individuals who showed improvements in self-reassurance were less likely to experience depressive relapse within 2 years after the intervention.
A team of researchers recommends using psychological and cognitive sciences to develop interventions that empower users to control their digital environments. Cognitive tools such as "boosts" can enhance people's agency in online discourse and improve reasoning against manipulation.
Researchers investigate the body's own pain control system using Conditioned Pain Modulation (CPM) and find that two different stimuli can reduce pain to a similar degree. The study used electrical stimulation of the skin as a new test stimulus, allowing for objective measurement of brain activity.
A new study finds that hearing loss and high blood sugar are associated with poor cognitive performance among middle-aged and older Latinos. The research, published in JAMA Otolaryngology-Head & Neck Surgery, suggests that evidence-based interventions, such as hearing aid use, may help mitigate this risk.
Researchers found that reading computer code primarily activates the multiple demand network, which is also recruited for complex cognitive tasks such as math and problem-solving. This finding suggests that coding does not rely on language-processing centers, contrary to previous hypotheses.
A new study from Rensselaer Polytechnic Institute found that irrelevant information and unavailable options often lead to poor choices. The researchers discovered that consumers carry cognitive costs when making decisions in environments with excess information.
A neuroimaging study aims to identify underlying cognitive and brain processes impacted by MS, focusing on working memory and hippocampal changes. The study seeks to develop effective treatments for restoring lost memory function in individuals with MS.
Cognitive tests show ravens develop quickly, with skills similar to those of orang-utans and chimpanzees by four months. Ravens excel in tasks requiring addition and relative numbers but struggle with spatial memory.
A new study found that children with dyslexia exhibit greater emotional reactivity than their peers, which is correlated with stronger brain connectivity in the salience network. This suggests that dyslexia may be associated with both cognitive and social strengths, but also vulnerability to anxiety and depression.
Researchers have discovered an experimental drug called ISRIB that can reverse age-related declines in memory and mental flexibility in mice. The study suggests that a
Researchers found that flavanol-enriched cocoa drink improved blood oxygenation levels in the brain, leading to enhanced cognitive performance. Participants completed complex tasks faster and with higher accuracy after consuming the flavanol-rich drink.
Researchers found that combining long-acting antipsychotic medication with cognitive training led to significant improvements in cognitive deficits and work/school functioning in schizophrenia patients. The study, published in Psychological Medicine, suggests a potential breakthrough in treating the condition.
A new study from Michigan State University found that lesbian, gay, and bisexual individuals are more likely to develop cognitive impairment at older ages. The research suggests that depression may be a key underlying factor contributing to these disparities, highlighting the need for greater inclusivity and acceptance to support menta...
An international team has received a 10 million euro grant to investigate the evolution of human quantification. The QUANTA project will analyze quantification as a bio-cultural phenomenon, combining insights from anthropology, linguistics, archaeology, and cognitive science.
Researchers found that actively speaking two languages contributes to cognitive reserve and delays the onset of symptoms associated with cognitive decline and dementia. Bilingual individuals had a lower risk of developing mild cognitive impairment, which is a preclinical phase of Alzheimer's disease.
A new study found that only a quarter of Medicare beneficiaries receive structured cognitive assessments during annual wellness visits. The researchers suggest that variations in wellness visits and cognitive assessments between Medicare coverage types are not well understood, and more research is needed to validate the differences.
A new study shows that getting only half a night's sleep hijacks the brain's activity during learning and memory consolidation, leading to increased vulnerability to conditions like anxiety and posttraumatic stress disorder. The research found that even partial sleep deprivation can be worse than no sleep at all.
A study published in eLife found that individuals with bipolar disorder who exhibit pessimistic beliefs are more likely to experience relapse. The study suggests that the way patients update their beliefs can be used as a risk prediction tool, allowing for timely intervention and improved outcomes.
The Material Minds Project investigates how cultural artefacts shape our minds and processing information. Using a unique blend of archaeology, vision science, and cognitive philosophy, the project tests the hypothesis that materiality drives cognitive change.
Researchers from UNIGE discovered that when the neuronal fibres connecting the hemispheres are missing, the brain reorganises itself and creates new connections. Intra-hemispheric connections increase, enabling communication between the two hemispheres to be maintained.
A brain protein that regulates time-keeping also plays a crucial role in normal memory formation, according to new research in fruit flies. Memory regulation by this protein, PDF, likely occurs without direct signaling to the main memory structure.
A multidisciplinary team has successfully visualized superficial white matter in living human brains using high-field MRI. The study reveals that this region contains significant amounts of iron, necessary for myelination, which can occur throughout lifespan but is predominant during development.
A new study from Colorado State University found that older adults who spent more time sitting performed better on vocabulary and reasoning tasks, contrary to expectations. The study suggests that sedentary time may be meaningful for cognitive health, especially when accompanied by educational activities.
A study found that people with severe apathy are 80% more likely to develop dementia than those with low apathy. Greater apathy was also associated with worse cognitive scores, highlighting its potential as an early sign of the disease.
Research reveals a correlation between impaired blood flow and tau protein buildup in Alzheimer's disease, suggesting targeting vascular function as a key to prevention and treatment. The study used MRI and PET scans to compare blood flow and tau levels in older adults with varying degrees of cognitive impairment.
A study conducted by researchers at the University of Copenhagen found that facemask use does not affect indicators of cognitive performance when wearers are resting or performing moderate physical work in normal work-wear in hot environments. Wearing a facemask was shown to make it more difficult to breathe during physical work in a h...
A $2.7M NIH grant will fund a research program investigating the relationship between loneliness and brain structure/function in typically aging people and those at risk for Alzheimer's disease. The project aims to advance understanding of how social isolation impacts brain aging and progression to AD.
A study of Latino caregivers found that poorer cognitive performance at a single testing point was associated with impairments in daily activities seven years later. The study suggests maintaining cognitive health in middle-age and older adulthood is crucial for independence.
A study identified mitochondrial biomarkers as significant contributors to memory decline after menopause, shedding light on the importance of energy production in women's cognitive health. Researchers found that efficient mitochondrial function was associated with better cognitive performance, particularly in executive functions.
The anterior cingulate cortex region 'area 32' relays information between cognitive and emotional brain regions, enabling emotional equilibrium. In depression, this balance is disrupted, with an overactive area 25 leading to negative emotions and rumination.
A new study from Northwestern University found that individuals with higher conscientiousness tend to have greater cognitive resilience in older age. In contrast, those with higher neuroticism are more likely to experience worse cognitive function despite similar levels of neuropathology.
UC Riverside psychologist Chandra Reynolds leads a five-year research project to investigate cognitive stability and change across midlife transition in 1,400 participants. The study aims to identify predictors of cognitive maintenance, including genetic factors and lifestyle behaviors.
The US Army Research Laboratory teamed up with Italian Institute of Technology, Harvard Medical School, and University of California, Irvine to study the complexities of the human brain. Researchers used transcranial magnetic stimulation and fMRI to track neural changes after inhibiting a specific part of the brain.
Facial displays of trustworthiness increased in European portraits between the fourteenth and twenty-first centuries, closely following rising living standards. The study used face-processing software on over 6,000 portraits to validate its findings.
A study from the Universitat Oberta de Catalunya found that people who played video games regularly as children performed better in working memory tasks even after stopping. However, those without gaming experience showed slower performance and did not benefit from improvements in processing irrelevant stimuli.
Researchers examine whether animals can be deceived by magic effects, offering a window into their cognitive parallels and variances with humans.
Researchers have developed a new method that pairs functional mapping in live mice with distinguishing structural information, providing unprecedented insights into the coupling of visual areas in the mouse brain. This technique enables scientists to distinguish borders and contents of regions more precisely, shedding light on how stru...
A recent study by Rain Bosworth explores how gaze behaviors reveal cognitive effort and knowledge in signers, with novice and fluent signers exhibiting different eye movements. Fluent signers primarily focus on the face and utilize peripheral vision to catch details.
Researchers found that information encoding and inhibition are associated with a tug-of-war between specific brain wave frequency bands in three distinct regions. Higher regions use higher frequency waves, with the visual cortex beta band peaking at 11 Hz and prefrontal beta peaking at 19 Hz.
Researchers propose a new model explaining how consciousness arises, suggesting that the brain processes and integrates information for up to half a second before becoming aware of it. This counterintuitive view challenges the idea of continuous perception and provides insights into how people experience reality.
A two-stage model integrates continuous processing with discrete conscious moments, resolving the 1,500-year-old question of whether consciousness is continuous or discrete. This new framework offers a fresh perspective on information processing and could revolutionize fields like neuroscience, psychology, and computer vision.
Researchers found a negative correlation between Fusobacteria phylum abundance and chronological age in dogs, as well as a link between Actinobacteria and poorer short-term memory performance. The study suggests shared mechanisms underlying canine and human cognitive aging.
Researchers at Tufts University found that warning witnesses about the threat of misinformation can significantly reduce its negative impact on memory. The study revealed that warnings can protect memory from misleading information by influencing reconstructive processes during memory retrieval.
Researchers at George Mason University will develop machine learning-based spectrum sensing techniques and network visualization architecture for intelligent full-duplex cognitive radio networks. The project, funded by the National Science Foundation, aims to improve efficiency and resource management in wireless communication networks.
A team of researchers from New York University and Peking University found that human cognitive limitations lead to distorted probabilities and errors in decision-making. The model predicted human performance better than previous models, suggesting that people do as well as they can under their limitations.
Researchers at Max Planck Institute successfully precisely influenced a single area of the brain by inhibiting its rhythm, decreasing functional connectivity and information exchange with other networks. This precise control enables potential therapeutic applications for diseases caused by disturbed brain functions.
A recent study found that multitasking performance relies on the effective exchange of information between the putamen and cortical regions. After a week of practice, participants showed improved task performance and increased communication rates between these brain areas.