Articles tagged with Eeg Activity
Researchers have created a compact and affordable device for recording brain activity, offering research-grade signal quality and customizable configuration. The device has the potential to help people with epilepsy detect impending seizures and those with limited mobility regain control over their limbs.
A new study published in JNeurosci found that the brain selectively responds to unfamiliar voices during sleep, even when familiar voices are present. This ability allows the brain to strike a balance between resting and being responsive to its environment.
New research published in JNeurosci reveals that impaired cognition can be part of normal aging, rather than an early sign of Alzheimer's. Cognitively frail adults showed brain structure and activity similar to healthy controls, suggesting lifestyle factors like physical activity and education may play a role.
Researchers at NYU Grossman School of Medicine identified a brain circuit active during speech planning for split-second verbal exchanges. The study used electrocorticography (ECoG) to pinpoint brain areas involved in this process, including regions not previously linked to language functions.
Researchers found that EEG arousal intensity varies by respiratory event type and severity in OSA, affecting sleep disruption. The study reveals distinct patterns of gamma power during arousals from different types of respiratory events, such as obstructive apnoeas and hypopnoeas with varying degrees of blood oxygen desaturation.
A Tel Aviv University study found a significant link between changes in G-protein-coupled receptors and brain adaptability. Disabling the voltage sensor of these proteins caused uncontrolled brain flexibility, leading to excessive habituation to odors.
Researchers found that brain activity in children with arthrogryposis is different from healthy controls, with increased motor neuron activity and less precise movements. Non-invasive brain stimulation may be a possible rehabilitation strategy to help them start movements.
A study by the University of Tokyo reveals that musical training can activate areas of the brain associated with language processing, regardless of experience level. This connection may explain why people enjoy music even if they're not musically inclined.
Research reveals that dyslexic children process visual information slower and less accurately than their peers, with brain activity differences detected. This study challenges previous assumptions about the effects of dyslexia on brain processes.
Research published in JNeurosci found that children with dyslexia take longer to gather visual evidence, indicating altered motion processing and decision-making. This slowdown corresponds to differences in brain activity, particularly in centro-parietal regions involved in decision making.
New research published in eNeuro found that sharing happy stories increases feelings of closeness and synchronizes brain activity between the speaker and listener. Brain synchrony was linked to increased interpersonal closeness, particularly in regions involved in emotional processing and theory of mind.
Researchers used sound processing to examine neural synchrony in comatose patients. They found that higher neural synchrony was predictive of a favorable outcome, with indistinguishable levels from healthy controls. The study also revealed surprising neural complexity, with reduced complexity in survivors compared to non-survivors.
Researchers uncover how sensory inputs and cognitive processes interact in the brain to create our perception of the world. The study explores the neural basis of perceptual phenomena, shedding light on disorders like ADHD, autism, and Alzheimer's disease.
Researchers at Skoltech propose a method for interpreting brain activity data that is up to five times more accurate than the conventional technique. This method can help treat drug-resistant epilepsy and understand cognitive processes in the healthy brain.
A new study by Hungarian researchers finds that dogs use complex computations and brain regions similar to humans to learn word boundaries in speech. Dogs can recognize syllable patterning, such as frequent words with consistent syllables, and use this information to extract words from continuous speech.
A review of current literature found irregular brain responses to challenging tasks and mistakes may be key to understanding links between abnormal behaviors in mental illness and cognitive disorders. Studies suggest that people with conditions like anxiety, OCD, and ADHD have different brain waves following mistakes compared to health...
A pilot study examines graph-theoretical properties of brain networks in traumatic brain injury and controls, showing association with balance impairment and structural damage. The study uses EEG-based functional connectivity measures during a balance perturbation task to explore underlying neural mechanisms.
Researchers discovered a distinct brain signature associated with team flow, characterized by increased beta and gamma waves in the middle temporal cortex. This neural pattern is linked to enhanced information processing and synchronization between teammates during the team flow state.
Researchers found a unique signature of team flow in brain activity, characterized by increased beta and gamma waves in the middle temporal cortex. This study provides a framework for understanding and enhancing team performance through objective neural methods.
Researchers found that listening to Mozart's Sonata for Two Pianos in D Major (K448) for at least 30 seconds was associated with a significant reduction in epilepsy-associated electrical activity spikes. The study suggests that the therapeutic effects may be linked to positive emotional responses triggered by the music.
A new study found that cognitive control plays a significant role in determining whether individuals cheat or not. Participants who tended towards honesty were more likely to cheat, while those with a moral inclination towards dishonesty were more likely to remain honest. This suggests that cognitive control can override moral impulses...
Researchers at Eötvös Loránd University discovered that dogs exhibit attachment behaviors similar to human infants, responding positively to their owner's speech. The study found that the reward center of a dog's brain is more sensitive to its owner's voice compared to a familiar person's praise.
Researchers used EEGs to measure brain activity while musicians listened to or imagined Bach piano melodies, finding consistent patterns of neural activity during silent intervals. The study suggests that the brain reacts to both notes and silences of music, engaging in a continuous attempt to predict upcoming musical events.
Researchers used EEG to measure brain activity while musicians listened to or imagined Bach piano melodies. Brain activity during imagined music had the opposite polarity of actual listening, indicating prediction-driven responses. The study found that the brain continues to respond to music even when none is playing.
Researchers used AI to analyze brain activity during deep sleep, finding that the brain relives memories of rewarding experiences and consolidates them through an internal dialogue. This process enhances memory performance, particularly for emotionally charged events.
UCSF researchers successfully developed a speech neuroprosthesis, enabling a paralyzed man to communicate in sentences by translating brain signals into words. The technology promises more natural communication for people with speech loss and could one day enable thousands of individuals to fully communicate.
A new study in rats reveals that empathetic responses to fellow group members drive the desire to help them, but not strangers. This finding suggests a common biological mechanism driving socially biased behavior in humans and potentially other mammals.
A new study using Egyptian fruit bats finds that mammals share a neural 'GPS system' representing near-future locations. The brain activity of bats showed strong correlation with their flight paths in the near future, but not at present.
University of Maryland researchers used EEG to quantify cybersickness in VR users, establishing a correlation between brain activity and self-reported symptoms. The study provides a new approach to interactively characterizing and mitigating cybersickness, improving the VR experience for all.
Researchers developed a trimodal approach combining functional MRI, electroencephalography, and EROS to capture timing and location of brain responses with higher precision. The method provides a clearer picture of how different parts of the brain activate and communicate when an individual is distracted or engaged in a cognitive task.
Researchers found that during rest, the brain rapidly replays compressed versions of previously practiced activities, strengthening memories and improving subsequent practice sessions. This study suggests that wakeful rest plays a crucial role in learning new skills and may be used to facilitate rehabilitation from stroke.
Brain activity patterns in prefrontal cortex reveal white lie motives, with selfish motives encoded by medial prefrontal cortex and ventral subregion activity similar to selfish behavior.
New research by University of Kent found that EEG-based forensic memory detection tests have limited validity in older adults due to changes in recognition-related brain activity with aging. The study tested 30 young and 30 older adults using concealed information tests, finding only strong EEG responses in the younger group.
Researchers investigated anesthetics' influence on neonatal rat brains, using optical intrinsic signal imaging and non-invasive monitoring. Urethane was found to alter cortical rhythms dose-dependently, while isoflurane showed limited effects.
A recent study at Brown University found that intolerance to uncertainty exacerbates polarization in both liberals and conservatives. The researchers measured brain activity while participants watched real political debates and news broadcasts, finding that neural responses diverged between individuals with different ideological beliefs.
A new study in Frontiers found that brain areas involved in movement are active in successful penalty kicks, while the pre-frontal cortex is more active in players who miss penalties due to overthinking.
A new study found that moderate alcohol intake is associated with a lower risk of cardiovascular disease, possibly due to reduced stress-related brain activity. The findings suggest that low or moderate drinking may be beneficial for heart health without the drawbacks of excessive drinking.
A new study wirelessly records human brain activity during daily activities, allowing for adaptive deep brain stimulation and personalized treatment plans. This technology has significant implications for disease management and patient care.
Researchers at UCSF Weill Institute for Neurosciences developed novel neurostimulation devices that monitor brain activity for months, pairing brain recordings with wearable monitors of movement. They identified patterns of brain activity corresponding to specific movement abnormalities associated with Parkinson's disease and demonstra...
New research published in JNeurosci suggests that stress alters brain activity in self-inhibition areas but doesn't trigger binge-eating. This challenges the long-held theory that stress impairs inhibitory control and leads to binge-eating, indicating a more complex underlying mechanism.
Researchers found altered brain activity in individuals with chronic sinusitis, affecting neural networks that modulate cognition and response to external stimuli. Despite no significant clinical impairment, participants showed subtle brain region communication changes associated with attention decline and sleep disturbances.
Researchers measured brain activity in first-time Japanese language students and found initial boosts followed by reductions as skills improved. Brain regions such as the grammar center, comprehension area, and auditory processing areas showed increased activation during early stages.
A new study reveals that increased stress-associated metabolic activity in the brain can lead to a higher risk of developing broken heart syndrome. The research found that brain areas with higher metabolic activity were more prone to producing stressful responses, which may contribute to the development of TTS.
Research found heightened brain activity in the amygdala region of stressed individuals, increasing risk of TTS, a temporary weakening of heart muscles. Stress reduction interventions may help prevent TTS, which is more common in women.
A recent study used neuroimaging and AI to uncover the brain's network for sentence understanding, finding activity in multiple regions including anterior and posterior temporal lobes. The researchers also predict patterns of brain activity using an AI model trained on Facebook data.
Researchers developed a new type of minimally invasive BMI using functional ultrasound technology, which can accurately map brain activity from precise regions deep within the brain. This breakthrough allows for high-performance, less-invasive brain-machine interfaces that could benefit people with paralysis or neurological injuries.
Researchers at UNLV are studying the potential therapeutic benefits of psychedelics like psilocybin mushrooms, LSD, and MDMA. Their work suggests that these compounds can alter brain activity patterns, leading to rapid antidepressant effects.
Researchers used fMRI to measure brain activity in risk circuits, accurately forecasting stock prices based on average group activity. Prior trends and individual choices failed to predict dynamics.
Researchers used LED lights to measure collective brain activities in a group of mice, finding that gamma bursts were reduced during social interactions. The findings suggest a 'social buffering effect,' where being together reduces stress and anxiety.
New research published in JNeurosci found that recalling similar memories triggers divergent brain activity patterns, resulting in better memory performance. This study suggests that the brain exaggerates differences between similar events, which can be advantageous in distinguishing between similar things and preventing confusion.
Researchers at the Max Planck Institute for Human Development argue that neural variability is a key dimension for understanding brain-behavior relationships. Studies have shown that neural variability has a direct influence on behavior, with individuals who can adapt their neural variability performing better on tasks.
Scientists used fNIRS to analyze brain activity and develop an algorithm to predict autistic traits severity with over 90% accuracy. The new technology is more accessible than fMRI for diagnosing autism spectrum disorders.
Scientists discovered that brain activity changes in response to disagreement with group opinion, allowing for future adjustments. The brain retains a 'trace' of past conflicts, influencing future decisions.
A Northwestern University study uses brain stimulation to improve memory for everyday activities, replicating how memory works on a day-to-day basis. The findings have implications for developing effective ways to improve real-world memory.
Researchers have developed a new brain stimulation technique that can predict individual responses to treatment, paving the way for personalized therapies. The technique uses machine-learning models to analyze brain activity across multiple regions and adjust stimulation doses in real-time.
A new study by researchers in Japan has examined the brain activity of thirty programmers of diverse levels of expertise, finding that seven regions of the frontal, parietal and temporal cortices in expert programmer's brain are fine-tuned for programming. Expert programmers' brains show enhanced cortical representations of source code.
Scientists used MRI to study brain activity during sleep, discovering that overall activity decreases but communication among brain regions becomes more dynamic. The findings suggest a breakdown in neural networks during transitions between light and deep sleep stages, with implications for understanding human consciousness.
Boston University researchers developed a personalized procedure to selectively modulate orbitofrontal brain activity, resulting in reduced compulsive behavior. The five-day treatment showed immediate and sustained improvements, even for those with severe symptoms.
Researchers tracked brain activity while participants performed mundane tasks to identify signals of unfocused thoughts. Increased alpha waves and weaker P3 signals were detected when minds wandered or weren't paying attention, promoting relaxation and exploration.
A study by Weizmann Institute of Science researchers found that spontaneous brain activity in the visual centers can trigger vivid visual hallucinations in blind individuals with Charles Bonnet syndrome. The findings suggest a shared neural system for vision, imagination, and hallucination.