Articles tagged with Eeg Activity
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Researchers found that women's brains responded with stronger electrical activity when viewing erotic images than non-erotic content, regardless of its pleasantness or disturbance level. The study suggests that the brain processes erotic material differently, potentially due to evolutionary factors.
Researchers used fMRI to monitor brain activity in pairs during a social exchange game, revealing a new 'social agency map' that tracks responsibility in social exchanges. The study improves understanding of psychiatric and developmental disorders with broken social capacities.
The study found that hand function is directly related to brain activity and that changes in the brain well after the stroke are paralleled by changes in physical ability. Interventions like muscle vibration and mental practice can enhance motor cortical output, leading to improvements in hand use.
A new study reveals that mental preparation involving inward focus of attention promotes insight even prior to the presentation of a problem. Brain activity patterns before problem solving, as measured by EEG and fMRI, differ between those who solve problems with insight and methodically.
Researchers identify specific brain function responsible for counting 'how many' versus 'how much', a major finding in understanding dyscalculia. The discovery could lead to better diagnosis and treatment of the learning disability, similar to recent breakthroughs in dyslexia.
Neural activity prior to an event can predict whether it will be remembered, according to a new study by UCI neuroscientist Michael Rugg. The study found distinct neural patterns that indicate whether words would be recalled in a later test.
Researchers at University College London discovered that brain activity before an event is linked to memory recall. The study used EEG scans to show that preparing the brain for a task can enhance long-term memory, and that this preparation can be done by being 'in the right frame of mind' and staying alert between cues.
Researchers found that low-dose MDMA had no effect on brain activity when no music was played. However, loud music increased the negative impact of low-dose MDMA and high-dose MDMA on brain activity. Brain activity returned to normal in rats not exposed to music after a day.
Dyslexic children exhibited different patterns of brain activity when performing language tasks related to spelling, but their brains normalized after receiving specialized instruction. The study found that a developmental approach to teaching spelling was most effective in improving dyslexic children's spelling skills.
Researchers found that individuals carrying the Epsilon4 allele showed reduced activation in the medial temporal lobe of the brain. This suggests that these individuals may be at risk for Alzheimer's disease and could potentially benefit from early interventions designed to delay or prevent its onset.
Researchers developed a new method to study mental time travel by analyzing brain scanning data. They showed participants images and then asked them to recall what they had seen, using computerized pattern-recognition program to track brain activity patterns. The results suggest that memory retrieval is a form of mental time travel.
Researchers found that older adults increase activation in control-related brain regions and additional frontal brain areas when faced with difficult tasks. In contrast, young adults tend to deactivate certain brain regions. These findings suggest that older adults can adapt to challenging situations, although their brains may respond ...
Researchers used a novel method to monitor brain activity during blinking, finding that brain areas responsible for visual input are temporarily suppressed. This neural mechanism may help prevent the brain from becoming aware of the eyelid sweeping down over the pupil during a blink.
A new brain scan study found that smokers who experience intense cravings exhibit heightened sensitivity to smoking-related images. The researchers suggest that these findings may lead to the development of diagnostic tests and personalized quitting methods for smokers.
A study by Clifford and Harris found that an 'invisible' image can influence the appearance of an image in the other eye, suggesting signals from the invisible image travel to the brain's occipital lobe. This challenges the long-held belief that the occipital lobe is the seat of visual consciousness.
Researchers Marcel Just and Tom Mitchell use computer models to interpret fMRI brain scans, developing a computational theory of brain activity during language processing. They also demonstrate how reading different words and sentences influences brain activity and identify specific brain regions involved in language comprehension.
A recent study found that nicotine can eliminate the differences in brain activity between men and women during hostile or impulsive acts. Brain imaging research conducted by UCI showed that when participants were given nicotine, the brain-metabolism activity was virtually identical for both sexes.
The study, led by Dr. Miguel Nicolelis, demonstrates the ability to distinguish patterns of brain activity in awake animals, including fleeting changes during sleep stages. The new analytical technique enables unprecedented insights into the healthy brain and neurological diseases like epilepsy and Alzheimer's.
Researchers discovered that brain activity in the hippocampus, a key learning center, correlates with improved memory performance after sleep. Spatial memories were found to be strengthened during slow wave sleep, suggesting that sleep plays a crucial role in consolidating recent memory traces.
Researchers at Purdue University found that adults who stutter process language differently than those who don't, even when not speaking. The study, published in August, measured brain electrical activity and response time to find complex interactions between language and motor systems.
Researchers found that virtual reality significantly reduces pain-related brain activity, with drops of up to 97%. The study used specialized magnetic resonance imaging to track brain activity and showed a significant change in conscious perception of pain when virtual reality was used.
Researchers found that students can quickly learn and recognize words in a new language, with brain activity showing rapid changes after just 14 hours of instruction. This contradicts the common notion that learning a second language is difficult and time-consuming.
Researchers discovered that tactile input affects how we perceive rotating objects, suggesting a link between touch and object motion perception. Brain activity studies revealed increased activity in regions processing visual motion when subjects experienced both touch and sight simultaneously.
Recent research from MIT found that brain activity does not increase when switching between tasks quickly, indicating that there are no complicated mechanisms for multitasking. Instead, individuals must complete one task before moving on to the next, a finding with implications for our understanding of cognitive processes.
Research by Mark Jung-Beeman and colleagues found increased neural activity in the right temporal lobe when solving problems with insight, suggesting a distinct computational and neural mechanism. This suggests that creative thinking relies on at least one unique brain process that involves reinterpretation and integration of information.
Researchers found that Tourette syndrome patients' brain activity during memory tasks normalized after receiving levodopa treatment. The study used functional magnetic resonance imaging and showed increased activity in certain brain regions, which decreased after treatment.
A six-month aerobic exercise program improved cognitive performance on a decision-making task in older adults by reducing behavioral conflict. The study used functional magnetic resonance imaging to measure changes in brain activity in middle-frontal and superior parietal regions, which were associated with improved performance.
A Carnegie Mellon statistics student has developed a method to mitigate noise in brain imaging, allowing for clearer pictures of brain activity. This technique could lead to more efficient experimental procedures and pave the way for more challenging experiments.
A new study from University of Wisconsin-Madison found that mice denied access to a running wheel showed higher levels of neuronal stimulation in certain brain regions, indicating motivation to run. This suggests that some animals may have an addictive nature towards exercise.
Researchers used fMRI to study brain activity in response to Western and traditional Chinese music. They found no overall differences in brain activation between cultures, but significant differences based on musical training. Musicians showed greater brain activity in response to Western music and greater recall of both styles.
A study published in the Proceedings of the National Academy of Sciences found that individuals with greater activity in the left side of the prefrontal cortex had a stronger immune response against disease. The researchers measured brain activity and immune function in 52 individuals between 57-60 years old, and found a positive corre...
Duke University researchers found that individual clusters in the visual cortex do not specialize in recognizing specific combinations of stimulus features. Instead, they respond to a broad range of stimulus combinations predicted by spatial and temporal properties of the visual stimulus.
Researchers used PET scans to predict treatment response in OCD and depression patients, finding distinct brain activity patterns associated with improvement. The study demonstrates the potential of functional brain imaging to tailor psychiatric care, with implications for accelerating treatment discovery.
Researchers have found a link between improved memory and the use of neurofeedback, with volunteers showing a significant increase in recall from 70.6% to 81.6%. Neurofeedback allows individuals to watch their brain activity and learn to control it, leading to improved cognitive performance.
A study found that a quadriplegic individual's brain preserves its ability to 'feel' and 'move' despite severe spinal cord injury. The findings indicate stability in the brain's motor patterns, suggesting a small portion of the spinal cord may still be intact.
A study by Northwestern University found that aging slows brain activity in language areas, particularly in the left front lobe and parietal cortex. However, this decrease is associated with increased processing efficiency, as older adults perform equally well on language tasks compared to younger counterparts.
A new study demonstrates that learning and speech therapy can alter the way compensatory pathways in the brain work after a stroke. The research supports the hypothesis that brain pathways in the right hemisphere are directly involved in the recovery of language skills.
Researchers have developed a new technique to record visual evoked brain activity in human fetuses, using magnetoencephalography (MEG). Four out of ten fetuses showed brain responses to visual stimuli, paving the way for further studies on neurological development.
A new device called SARA has been developed to detect fetal brain activity using magnetoencephalography (MEG) and light stimulation. The study found that 4 of 10 fetuses had measurable brain responses to light pulses, with the response time decreasing with increasing gestational age.
Researchers discovered that damaged brains can reorganize and compensate for damage by engaging new systems to perform memory tasks. This finding has implications for the treatment of traumatic brain injuries, highlighting the potential benefits of brain imaging studies in tracking changes and understanding recovery.
A new study suggests that routine overnight EEG monitoring is unwarranted for autistic children, as the incidence of Landau-Kleffner syndrome is miniscule. The study found that only a small percentage of patients with autism spectrum disorder exhibit abnormal EEGs during sleep.
Researchers found that watching classic horror films improved reasoning and intelligence, while anxious moods hindered performance on difficult tasks. The prefrontal cortex region was jointly influenced by mood state and cognitive task, suggesting a regulatory role in integrating emotional signals with cognition.
A new study has found a significant association between activity in the ventromedial prefrontal cortex and individual differences in mood. The researchers used brain imaging techniques to record brain activity in 89 individuals, who were asked about their experiences with unpleasant moods.
Researchers found that brains of blind-from-birth individuals exhibited unique activation patterns when reading Braille, suggesting a distinct mental imagery related to language. The study suggests that early visual experience may hinder brain plasticity in certain areas.
Researchers at Columbia University Irving Medical Center discovered that estrogen therapy improves consistency in older women, a key indicator of cognitive function. The study, which involved postmenopausal women taking hormone replacement therapy, found that estrogen users performed more consistently than those not taking the hormone.
A study by the University of Pennsylvania School of Medicine found that telling a lie and telling the truth require distinct brain activities. The research used fMRI to track brain activity in volunteers during an interrogation method, revealing increased activity in regions involved in inhibition and control when lying.
Researchers at NIMH found that brain activity patterns are unique to each category of object, with even weak responses conveying information about attributes. The study suggests a 'topography' of responses in the ventral temporal lobe of the visual cortex, enabling the brain to represent complex attributes of objects and faces
The NeuroGraph device, developed with Office of Naval Research funding, reads brain activity through a cap outfitted with electrodes to analyze differences from the norm. Pharmaceutical trials may also utilize NeuroGraph to test new drugs' efficacy on brain activity.
Researchers have developed a non-invasive optical technique to measure blood flow and oxygen consumption in the brain, allowing for simultaneous detection of both blood profusion and neural activity. This breakthrough could lead to new diagnostic, prognostic, and clinical applications.
Researchers found brain areas that track continuous event boundaries, even in passive viewing, suggesting a natural process of segmentation. This study has practical implications for designing better tools for teaching new activities and understanding perception across time.
Research suggests that maternal depression may alter frontal brain activity associated with positive emotions in infants. The study found that infants of depressed mothers exhibited less left frontal EEG activity compared to right frontal EEG activity, indicating a potential impact on emotional processing.
Researchers found distinct brain activity patterns in introverts and extroverts using PET scans. Introverts exhibit more internal processing, while extroverts show increased sensory processing.