Articles tagged with Memory Recall
Researchers found that metyrapone, a stress hormone-reducing drug, impaired memory recall for negative events in men, but not neutral ones. The study offers hope for future clinical treatments of post-traumatic stress disorder by allowing people to 'write-over' traumatic memories during therapy.
Researchers developed two new techniques to maximize multi-core chip performance by efficiently allocating bandwidth and prefetching data. These techniques improved chip performance by 40% compared to chips without prefetching and 10% over chips that always prefetch data.
A study published in the Journal of Clinical Endocrinology & Metabolism found that metyrapone, a stress hormone-reducing drug, can impair memory recall of negative events by manipulating cortisol levels close to formation. This could lead to a better understanding of how to treat post-traumatic stress disorder
A cognitive psychologist urges memory researchers to consider the complexity of human memory, arguing that simple experimental tasks can oversimplify its nature. He highlights the importance of involuntary reminding, which creates a coherent record of our interactions with the environment.
A longitudinal study of 140 children aged 4-13 found that younger children's earliest memories changed over time, while older children became more consistent in their recollections. Children who were between 4 and 7 years old showed little overlap between memories recalled at two different ages.
A study demonstrates that monkeys can recall and reproduce simple shapes from memory, mirroring the performance of humans using a standard recall test. This finding suggests that recollection might be an adaptive ability in primates long before humans evolved.
Rhesus monkeys demonstrated flexible recall of simple shapes from memory, similar to humans, and showed ability to transfer memory skill to novel shapes. This finding suggests that the ability to recollect may have been present in our common ancestor 30 million years ago.
Research reveals that collaboration can both hinder and help memory, with 'collaborative inhibition' affecting recall for various tasks. This phenomenon is attributed to 'retrieval disruption,' 'social contagion of errors,' and the benefits of collaborative learning, including error correction and cross-cuing.
A recent UBC study reveals that experts with specific product knowledge can make mistakes when relying on their memories to compare products. The researchers found that a feeling of accountability and pressure to give the best recommendations can lead to false recalls, especially in complex goods such as cameras, cars, and computers.
A new study finds that our memories are affected by how we process information emotionally, rather than just the amount of study. Automatic processing biases lead to incorrect predictions about memory performance.
Experts have difficulty recalling product features, especially when explaining their logic, according to a study. Novices do not have prior knowledge that can confuse actual recall with other information stored in memory. As a result, novices may outperform experts in product comparisons.
Children with heavy prenatal alcohol exposure (PAE) and ADHD exhibit different patterns of learning and memory impairments. PAE is associated with initial encoding problems, while ADHD affects retrieval mechanisms, suggesting distinct underlying deficits.
Researchers at Rice University and Georgia Tech found evidence for three distinct layers of working memory, including a core focusing on one active item and surrounding areas holding multiple items. Predictability can improve multitasking by automizing certain tasks, allowing individuals to effectively switch between tasks.
Researchers found that older adults rely on implicit memory, which influences behavior without awareness, while younger adults use explicit memory. This discovery has implications for age-specific marketing and learning strategies, as well as our understanding of cognitive decline with age.
Researchers have discovered that the brain's 'reward' center also responds to negative experiences, such as fear, which can lead to increased dopamine production. This finding could help explain thrill-seeking behavior and inappropriate habits like drug addiction.
Dr. Loftus's research has had a profound impact on the administration of justice in the US and abroad, highlighting the fragility and malleability of human memories. Her work has led to the dismissal of murder charges based on repressed memories, contributing to her being recognized as a pioneer in the field.
A recent study published by the American Academy of Neurology found that individuals with memory problems are at a higher risk for stroke. The research used two simple tests to evaluate brain function and found that those who scored in the bottom 20% were 3-9 times more likely to experience a stroke, depending on age.
A new Iowa State University study found that subjects who witnessed a criminal event and were tested about it immediately afterward were more susceptible to having misinformation instilled in their later recall of the event. This effect, known as retrieval-enhanced suggestibility, may lead to false convictions in criminal cases.
Researchers found that inhibiting protein synthesis affects memory consolidation, but not reconsolidation. This discovery highlights the challenges in understanding and addressing memory-related disorders like PTSD.
A naturally occurring growth factor called IGF-II has been found to enhance retention and prevent forgetting of fear memories in rats. The study suggests that IGF-II could become a potential drug target for boosting memory, with the potential to address clinical problems such as post-traumatic stress disorder.
A new study from Purdue University reveals that practicing retrieval, such as self-testing, is a more effective strategy than elaborate studying for improving long-term retention. The research found a 50% improvement in long-term retention scores for students who practiced retrieval compared to those who used elaborative studying.
Researchers at North Carolina State University have developed a new device that can perform both volatile and nonvolatile memory operations. This technology could allow computers to start more quickly and reduce power consumption in server farms.
A new study by Purdue University reveals that practicing memory retrieval improves science learning more effectively than elaborate study routines. The researchers found that students who practiced retrieval showed a 50% improvement in long-term retention compared to those using concept maps.
A study published in Neuron found that the perirhinal cortex plays a crucial role in forming unconscious conceptual memories. Researchers used functional magnetic resonance imaging (fMRI) scans to map brain activity while participants performed memory tests, revealing that damage to this area impairs memory formation.
This special section of Perspectives on Psychological Science explores the promises and issues facing neuroimaging, including its potential to reveal the anatomy of mental functions. Researchers discuss the need for more emphasis on cognitive processes and the importance of clear communication with the public.
Researchers at the University of Cambridge found that brain disruptions cause confusion between memories, leading to false remembering. This insight could lead to new treatments reducing memory confusion and improving daily functioning for patients.
Researchers at the University of Oregon found that a person's ability to store more items in their short-term memory is linked to higher fluid intelligence as measured by IQ tests. In contrast, the clarity or resolution of those memories shows no relationship with fluid intelligence.
New research shows sleep consolidates memories and reorganizes emotional details to aid in creative idea production. Studies have found that a person tends to retain the most emotional part of a memory, leading to improved recall.
Dr. Mortimer Mishkin, chief of NIMH's Section on Cognitive Neuroscience, is the first NIMH intramural scientist to receive the National Medal of Science for his pioneering work on brain processing and memory. His research has greatly advanced our understanding of how learning and memory are processed in the primate brain.
The 2010 AAAS Kavli Science Journalism Awards recognized journalists who reported on environmental issues, memory, and science. Charles Duhigg won the large-newspaper award for his toxic waters series, while Hillary Rosner took home the small-newspaper award for her piece on the endangered razorback sucker.
Studies reveal that our brains tend to remember birthdays closer to our own, while facial processing may prioritize change detection. Additionally, research finds that state borders can influence risk perception and lead people to categorize locations differently. These findings have important implications for policy and decision-making.
A University of Iowa study reveals that young men vary in their ability to remember sexual cues, with good-looking women being more easily recalled. Men with a history of serious relationships perform better, while those with higher aggression scores do worse.
A new study in Applied Cognitive Psychology found that college-aged men can accurately remember a woman's initial sexual interest based on visual cues. The study suggests that tracking and remembering a partner's emotions may play a role in the initiation and maintenance of serious romantic relationships.
A recent study found that electric stimulation of the right anterior temporal lobe improved proper name recall by 11% in young adults. This technique, known as tDCS, may also lead to longer-lasting effects and hold promise for treating memory decline in older adults.
Researchers found that people who watched videos of someone else performing simple actions were more likely to falsely remember doing the same action themselves two weeks later. This phenomenon, known as observation inflation, may be due to internal simulation of what others are doing while observing them.
A new study published in Psychological Science found that children who have a more linear mental number line are better at remembering numbers. This was true for preschoolers and elementary school children alike, with the ability to estimate the sizes of numbers influencing exact recall.
A new study by Baycrest's Rotman Research Institute found that older adults are more prone to destination memory failures, including falsely believing they've shared information. They remain highly confident in these false beliefs, leading to awkward social situations and miscommunication.
A new study found that individuals with alcohol dependence not only experience impaired episodic memory but also a distorted perception of their own cognitive abilities. This distortion leads to an overestimation of memory capacities and a failure to recognize actual memory deficits.
Researchers found that certain stages of sleep have distinct roles in people's memory capacity, with REM sleep stage crucial for memory systems. The formation of associative networks from previously unassociated information is facilitated by changes to neurotransmitter systems during REM sleep.
Researchers discovered that daydreaming about distant memories can improve memory recall and reduce remembering of recent events. Participants who thought about a vacation within the U.S. remembered more words than those who thought about an overseas trip.
Researchers at Washington University in St. Louis found that sleep strengthens weak associations in the brain, improving prospective memory and recall of future intentions. The study showed that a good night's sleep helps individuals carry out their plans more effectively by enhancing the link between context and intention.
Researchers found that predator scent enhanced the ability of pond snails to form memory following training, while overcrowding and reduced calcium had a blocking effect. The scientists believe that the ability to remember unfamiliar environments, new predators and food sources is vital to the survival of the pond snail in the wild.
Researchers discovered that methamphetamine enhances memory in pond snails, allowing them to recall learned behaviors despite being immersed in de-oxygenated water. This finding may provide insights into the mechanisms of human addiction and how memories are formed.
A new study by University of Iowa researchers found that individuals with amnesia retain emotional responses to happy and sad movie clips, even when they cannot recall the content. This challenges traditional views on memory loss and highlights the importance of caring for patients with Alzheimer's disease.
Researchers found that the amygdala distinguishes between different fear memories and retrieves them selectively. The study suggests a more sophisticated storage and recall capacity than previously thought, with implications for addressing specific fear memories.
A study found that motor actions can determine people's emotional memories, with participants remembering more positive life experiences when moving marbles upward and more negative experiences when moving them downward. This suggests that spatial metaphors for emotion are not just in language but also in mental processes.
Researchers at the University of Washington found that memory for visual scenes is not determined by attention level or scene content, but rather by when the scene is presented. This suggests a brain mechanism that automatically encodes certain visual features into memory at behaviorally relevant points in time.
A new study suggests that recreational drugs like ecstasy and cocaine can affect users' memory functions, including prospective memory. The researchers found that ecstasy/polydrug users showed memory deficits in both lab-based and self-reported measurements of their prospective memory.
Researchers at Duke University used brain scans to study the emotional impact of sports on memory. The study found that fans remember successful shots by their own team better than misses or opposing team successes. Positive emotion improves memory and activates multiple brain areas, including the amygdala and hippocampus.
Research from Psychological Science found that attachment styles can affect how individuals remember relationship events, with anxious and avoidant individuals recalling experiences based on their needs and goals. The study's results suggest that attachment styles influence how we interpret memories of interactions with our partners.
Researchers created stimulus-specific sustained activity patterns in brain circuits maintained in vitro, revealing the possibility of storing information in isolated brain tissue. The study found that semilunar granule cells played a critical role in this process.
MCG scientists decoded memory-forming brain cell conversations using new technology and computational methods. The breakthrough enables researchers to identify the components of a memory and its retrieval at the network level, potentially pinpointing flawed memory formation stages.
A new study published in Journal of Consumer Research reveals that scent significantly enhances recall of product information, with scented products remembered better than unscented ones. The researchers found that product scent is more effective at enhancing memory for product-related information than ambient scent.
Researchers successfully blocked a conditioned fear memory in humans for at least a year using a noninvasive technique that exploits the reconsolidation window of emotional memories. The method, inspired by animal studies, shows promise for treating anxiety disorders like PTSD by altering emotional memories during their recall.
Researchers from the University of Toronto have discovered that the hippocampus is only activated when context cues enable memory recall. This finding sheds light on the mysterious process of retrieving memories, particularly in individuals with damage to the hippocampus, such as those with Alzheimer's or Epilepsy.
Gary Wells, a noted scholar on eyewitness misidentifications, is conducting two new studies to explore the thought processes of eyewitnesses when their memory fails. The studies aim to understand how mistaken identifications occur and develop a better theoretical understanding to improve police procedures.
A brain imaging study found that first scents have a unique signature in the brain, regardless of whether they're pleasant or unpleasant. Early odor memories are more easily recalled, especially for bad smells, and can be predicted by brain activity.
A transgenic rat named Hobbie-J was created by over-expressing the NR2B gene, which enhances communication between brain cells. This results in improved memory and learning capabilities, including remembering novel objects and navigating complex tasks.
Researchers at the University of Missouri have discovered new evidence on how the brain reacts to fear using computational models, which can analyze neural mechanisms from a systems perspective. The study finds that fear memory is only partially erased by extinction and inhibition is necessary for complete extinction.
Researchers at University of California - Irvine found that brain activity during an event is comparable to the first experience, even if specifics are forgotten. This discovery may shed light on memories of traumatic events and provide insight into memory loss with age.