Articles tagged with Memory Recall
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Researchers discovered brain regions deactivated during successful reading recall, suggesting a mechanism for filtering out irrelevant information and focusing on memory commitment. The findings provide new insight into natural reading processes and the neural basis of successful text encoding.
Studies using 64 and 28 participants revealed that recalling a target memory enhances retention of both the target and a linked object, with neural activity reinstated in parietal lobe regions. This suggests that retrieval may be an efficient method for memory enhancement.
Researchers found that brain activity patterns during sleep can reveal which memories are stored and which forgotten. The brain reactivates memory traces during certain sleep phases, especially when gamma band activity from deep processing is reactivated during ripples in the hippocampus, leading to later recall of images.
Researchers at Michigan State University found that sleep-deprived individuals experienced a significant increase in errors during tasks requiring following directions and remembering sequence steps. Memory maintenance was the primary culprit behind these difficulties.
Researchers recommend creating simple formats with limited answer options to enhance learning and recall. The study also advises engaging 'real-world' cognitive processes in test questions and avoiding 'none of the above' and 'all of the above' answer choices.
Researchers found that desert ants can learn multiple food odors in a short time and retain them throughout their lives. In contrast, they require repeated exposure to learn a single nest odor and may forget it quickly after removal from the nest. These findings suggest different memory processes for food and nest-related cues.
Researchers at DeepMind and universities reveal a novel brain mechanism that links episodic memories to solve problems. The discovery suggests the hippocampus recirculates activation back into itself, triggering related memory retrieval.
A novel mechanism links epigenetic changes to translational control in the brain, controlling downstream regulation of translation during fear memory reconsolidation. This finding may help attenuate maladaptive memories in psychiatric disorders.
A new study published in Frontiers in Neuroscience found that women who experienced sexual violence have more intense and difficult-to-forget memories than those who did not. The research also highlights the challenges of recovery from trauma and the importance of prevention and justice for survivors.
A study from the University of Arizona found that individuals with the APOE e4 gene variant who carry it described memories with less vivid detail than those without it. The researchers hope to develop a clinical test sensitive enough to detect preclinical brain changes of Alzheimer's disease.
Young people who received radiation therapy for pediatric brain tumors struggle to create new memories, but retain those formed before treatment. Reduced neurogenesis in the hippocampus may contribute to this effect.
A Baylor University study finds that children with certain types of brain tumors who undergo radiation treatment are more likely to forget recent memories than pre-treatment ones. The study suggests that radiation impacts the development of new cells in the hippocampus, leading to deficits in forming new memories.
Researchers found that 'acting out' scenarios can improve prospective memory, a skill that reminds people to take action in the future. The study suggests that this technique may support individuals with mild cognitive impairment, leading to safer, more independent living.
Researchers created a map of over a billion brain cell connections to understand how memories are formed and recalled. The study revealed diverse patterns of synapses that may be key to recalling information, potentially helping scientists understand memory problems.
A recent study by Brigham Young University found that family prayer has a positive impact on family relationships, reducing relational tension and increasing feelings of connectedness. The research involved 198 Christian, Jewish, and Muslim families from diverse backgrounds who shared their experiences of praying together as a family.
Researchers propose 'Event Memory Retrieval and Comparison Theory' that explains how people update memory representations to facilitate processing of changes in everyday actions. The study found older adults had difficulty tracking changes, which accounted for their lower memory performance.
A survey of 6,641 people found that nearly 40% had a fictional first memory, with middle-aged and older adults more likely to claim such memories. Researchers suggest these may be based on remembered fragments of early experience and facts about infancy.
Researchers discovered that visual perceptual learning can undergo reconsolidation, with a reconsolidation window closing before 3.5 hours after initial recall. The study also found similarities between consolidation and reconsolidation processes in the brain.
Research suggests that forgetting can increase long-term retention and information retrieval, ultimately enhancing learning. By changing context, forgetting can also enrich how information is encoded and retrieved.
Researchers discovered that rewriting long-term traumatic memories involves the activity of specific neurons in the brain's dentate gyrus. This finding supports the use of exposure-based therapy as a effective treatment for PTSD and other trauma-related disorders.
A computational model suggests that older memories are affected in depression, with longer episodes causing more extensive memory deficits. The study's findings imply that major depressive disorder could have far-reaching consequences, including the loss of remote memories that do not recover even after the depression subsides.
Scientists have discovered how brain regions activate during memory recall in two-year-olds using functional MRI. The hippocampus plays a key role in forming and recalling memories, especially episodic memory, which involves remembering events and contexts.
A new study by the University of British Columbia suggests that teachers can strengthen students' memories without causing assessment fatigue. The researchers found that students who were tested on a portion of their study material performed better on other, related questions - even if they weren't included in the initial test.
The study found that pupils dilate before reported inspiration, predicting subsequent inspiration. This discovery may lead to externally monitoring and controlling memory retrieval in the future.
Neuroscientists have found that distinct memories of similar events are represented by synchronous neuron activity, not remapping. The study used mice to explore this concept and discovered that co-firing neurons control memory discrimination, not changes in place cell fields.
A study published in Psychological Science found that imagining a positive outcome for an upcoming event can color one's memory of the event, leading to a rosier reflection. Participants who imagined scenarios in a positive light also rated actual events more positively, suggesting that optimism can transfer to a more positive recall.
Recalling traumatic memories enhances the rewarding effects of morphine in male rats, increasing freezing fear response and preference for morphine. Dopamine receptors D1R and D4R play a role in this effect, suggesting abnormal dopamine signals may underlie PTSD addiction.
A study of over 1,300 women found that entering menopause at a later age was associated with better verbal memory skills. After adjusting for other factors, the researchers found a small but significant difference in memory scores, recalling an average of 0.09 additional words per year.
A recent Baycrest study found that memory training programs are only effective when tailored to an individual's specific memory difficulty, such as remembering faces or voices. Training focused on recollection improved older adults' abilities to mentally time travel and re-experience past events.
Researchers used fMRI to study how subjects process individual experiences into memories and found the hippocampus plays a role in conceptual memory formation. Consistency and similarity across new experiences contribute to building abstract thinking, enabling people to form coherent concepts.
Researchers successfully implemented a prosthetic system that utilizes individual brain cell patterns to enhance memory encoding and recall. In a pilot study, participants showed significant improvements in episodic memory performance, with the most notable gain observed when stimulated with correct-answer codes.
Researchers found that older adults are more likely to rely on gist memory, leading to difficulty distinguishing between real and false memories. This can result in false memories being confused with actual events.
Baycrest researchers discovered a new method to improve older adults' name recall by tapping into their brain's natural ability to process distractions. This approach harnesses the idea that older adults can use distraction to aid learning and could lead to an accessible memory training tool.
A new study has identified a specific structure within memory cells that enables them to respond rapidly to infections and vaccinations. This discovery sheds light on how the body remembers disease-causing pathogens and can react more quickly upon renewed exposure.
Researchers recreated déjà vu in human subjects to study the feeling of premonition, finding participants were no more likely to predict the future than blind guesses. During déjà vu, they felt like they knew what's going to happen next, mirroring real-life experiences.
Research found that transcranial direct current stimulation improves memory in people aged 18-35 but not those aged 60-79. The study tested 48 participants in each age group and found a 50% improvement in memory for younger adults immediately after stimulation.
A new system called Veil provides added protections for users in shared computing environments, ensuring data remains encrypted until displayed. The Veil system works by using a blinding server to transmit decrypted pages, making it harder for attackers to retrieve sensitive information.
Researchers at Baycrest Centre for Geriatric Care have found that eye movements play a crucial role in storing memories, enabling the development of new diagnostic tools. Brain imaging studies identified patterns of eye movement and brain activity, revealing how our eyes help reconstruct past experiences.
Researchers at James Cook University found that a new technique, Category Cluster Recall (CCR), improves eyewitness recall compared to traditional free recall methods. Using CCR, witnesses were prompted to remember specific details in categories, resulting in more accurate and detailed information being recalled.
Researchers at Mayo Clinic discovered that electrical stimulation of the lateral temporal cortex enhances word recall, making it easier for patients to remember previously viewed words. The study suggests potential new treatment devices for memory and cognitive deficits.
A study published in Nature Communications used virtual reality to train subjects, then showed that different areas of the hippocampus are activated for different types of memories. The researchers found that the hippocampus is involved in linking similar experiences and encoding time and space information.
Research by neuroscientists at New York University uncovers neural circuits that may be intact but improperly tuned, leading to inflexibility in learning new information. The study sheds light on the cognitive deficit characteristic of Fragile X syndrome, which impairs memory use in multiple ways.
Researchers used electrical stimulation to activate the amygdala, a brain region involved in prioritizing memories, and found improved memory recognition for participants. The study has implications for developing memory enhancement therapies.
A study from the University of Waterloo found that reading information aloud enhances long-term memory by leveraging the dual action of speaking and hearing oneself. This 'production effect' is particularly beneficial for learning new information, suggesting a simple yet effective method to improve memory retention.
Researchers found that a specific G protein linked to dopamine receptors plays a role in both forming and erasing memories. The study suggests that the brain has an 'optimization process' that whittles away unnecessary memories, allowing for better function.
Researchers at the University of York found that sleep helps us use our memory in a flexible and adaptable manner by strengthening both old and new versions of an experience. This process allows for the adaptive updating of memories, but can also lead to distortions if incorrect information is incorporated.
Researchers found that low-current electrical pulses targeting the right side of the entorhinal area significantly improved patients' ability to recognize specific faces. The study builds on previous research demonstrating that electrically stimulating the brain's entorhinal cortex can strengthen human memory.
Researchers suggest existing models of memory formation should be revised due to existence of 'silent engrams' which store memories even when they cannot be retrieved through natural cues. Memories are stored in a specific pattern of connections that form between cells during the first few minutes after an event occurs.
A team of neuroscientists discovered that our brains reorganize experiences into information clusters to make sense of the world. Over time, these clusters become more organized, but this process can also lead to a decrease in memory fidelity.
Researchers discovered a new learning mechanism that spans seconds, allowing for the storage of entire sequences of events, including places traversed. This finding challenges the widely accepted Hebbian learning rule, suggesting no causal relationship between interconnected neurons is required to form long-lasting associations.
A study found that inadequate sleep leads to reduced mental wellbeing and everyday memory problems. The researchers argue that ensuring people get adequate sleep should be a public health priority.
Researchers conducted two experiments with UCLA students to test the impact of multitasking on memory. They found that divided attention impairs memory recall but does not affect focus on critical information.
Research finds that a neural stopover in the subiculum is necessary for retrieving episodic memories, but not forming them. Activating or inhibiting this pathway affects memory recall and stress hormone levels related to fear responses.
Researchers have identified a distinct 'detour' circuit in the hippocampus that is necessary for memory recall, but not for memory formation. This circuit branches off from the original memory circuit and connects to the entorhinal cortex, enabling easier editing or updating of memories.
A study in eNeuro found that when remembering a sequence of events, the brain focuses on the event paid the least attention. The image that generated the weakest response in the brain during encoding was most strongly replayed during the delay period.
A University of Exeter study found that drinking alcohol boosts memory recall for information learned before the drinking episode began. Those who consumed more alcohol showed stronger effects on memory performance.
Researchers found grey squirrels could remember complex problem-solving techniques for nearly two years, even with changes to the task. This exceptional memory allows them to quickly adapt and retrieve skills, contributing to their success in urban environments.
Researchers at MIT developed a system that allocates cache access on the fly to create tailored 'cache hierarchies' for specific programs, increasing processing speed by 20-30% and reducing energy consumption by 30-85%. The system, called Jenga, uses a sampling algorithm to efficiently evaluate tradeoffs between latency and space.
Researchers at the Institute for Basic Science used optogenetics to manipulate thalamic spindles in mice, affecting their ability to recall memories. The study found that artificial spindles administered at specific timing enhanced memory consolidation, while reduced spindles impaired recall.
New research finds that taking photos of experiences enhances visual memory, but hinders auditory memory. Participants who took photos recalled more visual details than those who didn't have a camera, while their auditory recall suffered compared to their non-photographing peers.