Articles tagged with Memory
Florida Atlantic University has joined the Neuroarts Academic Network, a global initiative exploring how creative expression can improve brain health and transform care. The partnership aims to harness the power of aesthetic experiences to enhance brain function and support emotional well-being.
Researchers have found that tiny worms can help understand how memories fade, with dopamine playing a major role. Without dopamine, the worms held onto memories longer than usual, revealing that forgetting is a finely tuned process essential for staying focused and flexible.
Researchers found that recalling positive autobiographical memories before a performance enhances valence and arousal, leading to improved performance. This is attributed to increased sympathetic nervous system activity, which regulates involuntary bodily functions.
A growing number of U.S. adults are reporting serious challenges with memory, concentration, and decision-making, especially among younger adults, according to the study. Researchers found that rates of cognitive disability rose from 5.3% in 2013 to 7.4% in 2023, with the largest increase among adults under 40.
Researchers have created a magnetic transistor that can enable smaller, faster, and more energy-efficient circuits. The device uses chromium sulfur bromide as a magnetic semiconductor, allowing for efficient control of electricity flow.
Two researchers, Dr Anggi Hapsari and Dr Oliver Barnstedt, have been awarded ERC Starting Grants for their projects on the impact of sea level rise on coastal ecosystems and the neural mechanisms of memory formation in the mammillary body. The grants will fund five-year research projects exploring these topics.
Researchers developed a new tool to measure language learning strategies of Japanese university STEM students. The Strategy Inventory for Language Learning-STEM (SILL-JP/STEM) assesses six categories of learning strategies, revealing insights into students' behaviors, including underutilized affective strategies.
Scientists Sharon Swanger and Shannon Farris study how mitochondria in vulnerable memory circuits become overloaded with calcium, contributing to early memory breakdowns. Their research aims to find early signs of stress or failure in the entorhinal cortex-hippocampus circuit.
A new study found that nearly three out of four adults suffer from dental fear, with 45.8% experiencing moderate fear and 26.8% severe fear. Most individuals interested in overcoming their fear are open to free, brief treatment options, such as virtual dental fear treatments using apps and telehealth.
Researchers found that paradise fish use a unique strategy called 'alternation' to investigate new areas, engaging working memory and previously thought to be characteristic mainly of mammals. Zebrafish and paradise fish provide complementary opportunities to study brain function.
Hyperthymesics possess extraordinary control over memories of life events, organizing them within a mental space for vivid recall. This ability allows for intense mental travel through time, with some individuals recalling details from different points of view.
A new study suggests that high-energy, less acoustic songs evoke memories of amusement and excitement, while lower-energy, more acoustic songs evoke memories of calmness, romance, and sadness. The researchers found that specific auditory features of music can predict certain qualities of autobiographical memories.
Aging is harsh on the hippocampus, a region responsible for learning and memory. Researchers at UCSF identified protein FTL1, which slows cognitive decline in mice by increasing metabolism. Treating with a compound that stimulates metabolism prevents these effects. The study offers hope for therapies to block FTL1's impact.
Researchers discovered that aging brains experience a leaky blood-brain barrier due to decreased levels of N-cadherin and occludin. This results in cognitive decline, starting as early as middle age. The study suggests a larger therapeutic window for treatment of age-related cognitive decline.
Research suggests that sleeping on a difficult task can improve performance by strengthening and consolidating memories in the brain. A new study found that rhythmic brain activity during sleep in areas active during training correlates with improved task performance after waking.
A new study suggests that both defendants and complainants are equally susceptible to memory errors in sexual assault cases. The research found strong misinformation effects, with individuals in both roles equally likely to misremember details of the events leading up to the sexual encounter.
UCSF scientists identified a receptor that enables microglia to engulf and digest amyloid beta plaques, leading to fewer and smaller clumps. This discovery creates an opportunity for new therapies targeting the receptor ADGRG1.
Researchers found that map-making brain cells in the hippocampus are activated differently even when navigating a static environment, shedding light on how the brain processes spatial memories. The study's findings could have profound implications for understanding memory, learning, and aging.
A groundbreaking brain imaging study confirms intranasal insulin safely reaches key memory regions in older adults with Alzheimer's. The research reveals differences in uptake among individuals with early cognitive decline, paving the way for personalized treatment approaches.
A UNIGE team has shown that memories are more strongly triggered by the deeper meaning of a situation than its surface-level cues. This finding highlights the importance of structuring knowledge transfer in schools, where students often struggle to connect different examples of an unfamiliar concept.
A new study by Waseda University researchers suggests that learners need to automatize word meanings in context to achieve fluent speech. By assessing automatized vocabulary knowledge (AVK) and declarative vocabulary knowledge (DVK), the team found AVK to be a stronger predictor of L2 speaking fluency.
A study published in Science Advances found that higher childhood lead levels are significantly associated with a faster rate of forgetting, even at low median blood lead levels. Additionally, older children and those with higher maternal IQs showed better memory retention.
A new study by the University of Cambridge found that seaside and blue-colored places are more likely to evoke feelings of nostalgia in people. The research suggests that these environments have visual properties that contribute to positive emotions, including 'fractal property' and high contrast.
Researchers identified four distinct pathways leading to Alzheimer's disease, revealing how conditions progress step-by-step toward the condition. The study validated findings in a nationally diverse population, suggesting that understanding these pathways could fundamentally change how clinicians approach early detection and prevention.
Research from Kyoto University found that continuing to play a musical instrument into old age preserves brain function and prevents atrophy in the putamen. Long-term practice showed no decline in verbal working memory performance or gray matter volume, while short-term practice improved memory function for four months.
Researchers found that music's emotional impact influences memory recall, with stronger emotional responses associated with better retention of event gist and details. Individual differences in emotional responses to music affect which memories are improved.
Researchers at the University of Michigan propose a new theory that non-REM sleep strengthens memories, while REM prunes overlapping ones. This sequence helps reinforce relevant memories and keeps unrelated ones distinct.
A new bedtime recall exercise significantly improved memory performance in individuals with Alzheimer's Disease and healthy older adults. The study suggests that this cost-free intervention could be an easily adopted approach to enhancing memory function.
A 16-year study of over 10,000 individuals aged 50+ found that those with higher wellbeing were more likely to have better scores on memory tests. The association was independent of depressive symptoms and suggested that psychological factors affect brain health.
New research found that toddlers who tend to look closely at and compare paired images during a memory task are more aware of the accuracy of their own memories a year later. This finding connects early information-seeking behaviors with developing memory-introspection skills.
Researchers discovered that stress activates neurons in the paraventricular nucleus of the hypothalamus, leading to impaired sleep and memory. Inhibiting these neurons reduced stress-related memory issues while slightly improving sleep.
Researchers found that inhibitory neurons called parvalbumin interneurons reduce activity before a learned reward zone is reached, clearing the way for excitatory neurons to strengthen their bonds and reinforce learning. This finding challenges traditional ideas about neural activity and learning.
MIT researchers developed a new hypothesis for how astrocytes contribute to memory storage, proposing that they encode memories through gradual changes in calcium flow patterns. This information is conveyed to neurons via gliotransmitters released at synapses connected to astrocyte processes.
This review highlights the promise of traditional South Asian medicinal plants in addressing memory loss and cognitive decline, particularly in Alzheimer's disease. The identified plants not only reflect cultural wisdom but are increasingly supported by modern scientific evidence.
A comprehensive analysis reveals how brains generalize learning from previous experiences to new scenarios, mapping neural pathways from hippocampus to cortex. The study's findings highlight the critical role of the hippocampus and prefrontal cortex in cognitive generalization.
Researchers mapped dynamic cellular mechanisms of memory formation, storage and update, revealing new insights into encoding experiences in the brain. Memories are stored through biophysical changes in neuronal ensembles, which can be manipulated to induce recall.
Researchers discovered that oscillatory activity in two brain regions plays a crucial role in integrating auditory and visual information during memory recall. The study used movie clips with synchronized or asynchronous speech sounds and lip movements to explore this phenomenon.
A KAIST research team has identified a key neural pathway involved in forming fear memories triggered by psychological threats. The pIC-PBN circuit processes psychological distress and drives fear memory formation, offering a significant advance in understanding how psychological distress is processed.
Researchers at UC San Francisco have identified potential protein markers for frontotemporal dementia (FTD), a form of dementia affecting middle age. The study found changes in RNA regulation and brain connections that could lead to early diagnosis and targeted treatments.
Researchers have identified the medial prefrontal cortex (mPFC) as the basis of emotional inference in animals and humans. In a study published in Nature, Xiaowei Gu and Joshua Johansen found that rats can learn inferred emotions by associating a neutral stimulus with an unpleasant experience.
Preliminary research suggests that long working hours can induce neuroadaptive changes in the brain, particularly in areas associated with emotional regulation and executive function. The study found increased brain volumes in regions such as the middle frontal gyrus, which is involved in attention and problem-solving.
Researchers at the Center for Genomic Regulation discovered a nine-letter microexon in DAAM1 exclusively in neurons that is critical for neuronal development and memory. Deleting this microexon in mice resulted in reduced learning spines and impaired memory function, with animals remembering roughly 40% less in standard memory tasks.
A new review reveals obstructive sleep apnea (OSA) affects memory and brain function, with OSA patients experiencing notable impairments in visual and verbal working memory. Disease severity and duration are strongly linked to poorer memory performance.
Research by MIT neuroscientists reveals that the brain separates its processing of spatial information to maintain cognitive advantage, yet seamlessly blends it with other features. The study also explores how the brain 'hands off' visual information between hemispheres.
Research from the University of Oklahoma suggests that women with adequate iron levels in their blood perform better on cognitive tasks during menopause. Having enough iron does not necessarily mean accumulating more iron in the brain, which is a risk factor for neurodegenerative diseases like Alzheimer's.
Researchers at WashU Medicine have found that rejuvenating the network of vessels outside the brain can improve memory in old mice. The study lays the groundwork for developing therapies to overcome the challenges faced by conventional medications, which struggle to reach the brain due to the blood-brain barrier.
Researchers at Scripps Research uncovered structural hallmarks of long-term memory called an engram, which expands connectivity through specialized axonal terminals and alters synaptic architecture. This discovery could lead to new treatments for memory disorders.
Scientists at the University of Rochester have discovered a way to create artificial atoms within twisted monolayers of molybdenum diselenide, retaining information when activated by light. This breakthrough could lead to new types of quantum devices, such as memory or nodes in a quantum network.
A new study of over 1,500 individuals in the US and Europe found that those prone to nostalgia have more close friends and work harder to maintain their relationships. Nostalgia is associated with a greater number of strong social ties and better overall health and wellbeing.
Researchers at ETH Zurich discovered that pupil dynamics is related to specific patterns of brain activity and arousal levels, contradicting previous assumptions about low arousal during sleep. The study uses pupil measurements to monitor brain activity in humans for the first time.
Research team develops novel method to exploit frictionless sliding for improved memory performance and energy efficiency. The new technology enables unprecedentedly efficient data read/write operations while consuming significantly less energy.
Researchers discovered that non-REM sleep is crucial for strengthening emotionally linked perceptual memories, contrary to previous beliefs about REM sleep. The study found that the amygdala and cortical top-down circuitry play a key role in this process.
A new Tulane University study suggests that the Mediterranean diet's brain-boosting benefits may work by changing the balance of bacteria in the gut. Researchers found that subjects following a Mediterranean diet developed distinctly different gut bacteria patterns compared to those eating a typical Western diet.
Dr. Munir Gunes Kutlu's groundbreaking research reveals specific neural mechanisms that transform sensory inputs into behavioral outputs. The discovery sheds light on the brain's dopamine system, particularly in processing information about environmental cues and rewards.
Researchers Fernanda Morales-Calva and Stephanie Leal explored the three Ws of memory - what, where, and when - to understand why people remember certain things. They found that emotional content, personal significance, repetition, and attention can influence memory retention. The study highlights the importance of considering individu...
Knowing family health history is crucial for reducing heart attack and stroke risk. Experts recommend following Life's Essential 8 - five health behaviors and three health factors to lower genetic risks.
Researchers at SickKids have discovered that stress changes how our brain encodes and retrieves aversive memories, leading to generalized fearful responses. A promising intervention has been identified to limit this effect and potentially reduce the harm caused by PTSD.
A new study found that middle-aged people who engage in everyday physical activity show improvements in cognitive processing speed, which can counteract the natural decline in cognitive abilities with age. The study, led by Penn State researcher Jonathan Hakun, used ecological momentary assessment to track participants' daily activitie...
Researchers found that cognitive performance worsened for older adults on days they felt lonelier than usual and the following day. The study suggests a vicious cycle between loneliness and cognitive decline over the short term, highlighting the importance of early intervention to prevent chronic loneliness.
Research finds that adults outperform children in learning new motor skills, with older individuals improving faster and retaining skills longer. Better sleep appears to benefit children's learning and memory more, but other factors like sleep deprivation may also play a role.