A study published in Neuron reveals a connection between genes controlling neuronal excitability and working memory, psychiatric disease, and brain activity. The researchers identified a network of genes that plays a crucial role in human brain function, highlighting the importance of understanding its dysfunction in schizophrenia.
A study by New York University researchers shows that the capacity of working memory is better explained by the quality of memories stored rather than their number. The analysis of over 130,000 subject responses found that memory performance decreased with an increase in recalled information.
A study by Northwestern University found that memory edits the past with present experiences, reframing events to create a story fitting the current world. The hippocampus plays a key role in this process, acting as a film editor and special effects team.
Researchers found that retrieval practice (RP) significantly improved memory in individuals with severe traumatic brain injury (TBI), particularly after short delays. RP was more effective than massed restudy (MR) or spaced restudy (SR) strategies, indicating its potential to improve real-life performance.
A study found that assessing brain structure and function can predict future working memory performance in healthy children and adolescents, suggesting a possible early warning system for developmental challenges.
Increased inflammation after infections impairs brain's ability to form spatial memories by disrupting neural circuits involved in learning and memory. The study used PET scans to measure effects of inflammation on glucose consumption in the brain, revealing a decrease in glucose metabolism in the Medial Temporal Lobe.
Researchers discovered a new brain circuit that shapes memory formation by endowing neurons with the ability to connect two events separated in time into a single experience. Island cells, found in the entorhinal cortex, project to the hippocampus and suppress the formation of temporal associations.
A research team led by Mathew Diamond found that rats have a 'working memory' system, conceptually similar to humans', which enables them to recognize and interact with environmental stimuli.
Researchers at Cleveland Clinic have identified a critical role for the Neuroligin-1 protein in Alzheimer's-related memory loss, disrupting synaptic networks and leading to memory decline. The discovery may provide new approaches for preventing and treating Alzheimer's disease.
A recent study published in Neurology found that heavy drinking in middle age is associated with faster decline in all areas of cognitive function in men. Moderate drinking, on the other hand, may not harm memory and executive function.
A recent study published in Experimental Gerontology found that various forms of vitamin E, including tocopherols and tocotrienols, play a role in memory processes. The study revealed that higher total serum levels of vitamin E, particularly γ-tocopherol and β-tocotrienol, were associated with a reduced risk of cognitive impairment.
A new study suggests that a history of concussion may be related to the buildup of Alzheimer's-associated plaques in the brain. In people with memory and thinking problems, higher levels of amyloid plaques were found compared to those without head trauma.
A study by researchers from the University of Basel found that individuals with high motor excitability have better working memory than those with low excitability. The research used transcranial magnetic stimulation to measure motor cortical excitability and its correlation with working memory performance, revealing a positive correla...
Researchers at Northwestern University found that heavy marijuana users had abnormal changes in their brain structures related to working memory, performing poorly on memory tasks. The study suggests that chronic marijuana use may contribute to changes in brain structure associated with schizophrenia and potentially impair motivation.
A team of scientists at Berkeley Lab has developed a new material that exhibits the highest shape-memory effect ever recorded in an oxide material. This breakthrough discovery opens up exciting possibilities for future nanoelectromechanical devices and other state-of-the-art nanosystems.
Researchers found that aerobic fitness and hormones, including BDNF, predict recognition memory in healthy young adults. High levels of BDNF at high fitness predicted improved memory accuracy.
Researchers found that individuals with exceptional autobiographical memory (HSAM) are vulnerable to false memories, similar to those with average memory. The study suggests that no one is immune to memory distortion.
Researchers trained pond snails to forget how to breathe air and found that single stressful events impaired memory, but multiple stresses blocked all learning and memory. The study published in PLOS ONE reveals that stress affects animals' ability to form long-term memories.
Researchers found aerobic exercise increases hippocampal volume, improves memory, and enhances connectivity in individuals with MS. Aerobic exercise resulted in significant benefits for memory but not other cognitive functions.
Researchers found that task orientation affects source memory effects in the right prefrontal cortex and hippocampus, while modulating item memory effects in the prefrontal cortex. The study highlights the possibility of the hippocampus contributing to intentional encoding of item-source associations.
A new study found that people with lower blood sugar levels performed better on memory tests, even within the normal range. Higher blood sugar levels were associated with smaller brain volumes and poor memory performance.
Researchers at the University of Basel have identified a new compound that reduces aversive memory, a trait central to anxiety disorders like PTSD. The compound, a known antihistamine, was found to significantly reduce memory recall of negative pictures but not neutral or positive ones.
A study found that taking a memory test significantly increases the perceived age of older adults, shifting their subjective age from 58.59 to 63.14 years old. The effect is specific to memory tests and does not occur in younger adults or those taking different types of cognitive assessments.
Neurological researchers have discovered a significant link between abdominal fat and memory loss, finding that the same protein controlling fat metabolism in the liver also resides in the memory center of the brain. This study suggests that people with high levels of abdominal fat may be at risk for memory-related problems later in life.
A study published in Journal of Neurotrauma found that traumatic brain injury during childhood can cause significant deficits in working memory. The authors propose identifying neuroanatomical biomarkers to detect early signs of impaired working memory.
Researchers found that pravastatin impaired learning and recognition memory in rats, while atorvostatin showed no adverse effects. The study suggests chronic treatment with pravastatin may cause cognitive impairment, but further studies are needed to confirm this.
A new, environmentally-friendly electronic alloy consisting of 50 aluminum atoms bound to 50 atoms of antimony may be promising for building next-generation 'phase-change' memory devices. The material has high thermal stability and can store three bits of data in a single memory cell.
Researchers found a group of Wnt proteins essential for long-term memory, but not short-term memory. The study suggests that Wnt signaling participates actively in memory formation and shares molecular mechanisms with early development.
Researchers at UC Irvine have created new memories by directly altering brain cells in the cerebral cortex, producing specific memory content with long-term retention. This breakthrough could lead to new treatments for learning and memory disorders.
A study at Columbia University Irving Medical Center identifies RbAp48 as a significant contributor to age-related memory loss, which can be reversed. The researchers found that RbAp48 plays an active role in the process and propose it as a target for therapeutic intervention.
A team at UC Riverside developed a novel way to build resistive memory devices that can store terabytes of data, replacing current flash memory. The new technology uses zinc oxide nano-islands on silicon, eliminating the need for a separate selector device.
Researchers at Hebrew University of Jerusalem developed magnetless spin memory, allowing for miniaturization of memory bits to single nanoparticles. This technology could lead to universal memory-on-chip production with high density and low power consumption.
A new UCSB study published in the Journal of Neuroscience reveals that paying full attention and trying hard can impede performance. The study found that disrupting explicit memory resources, which are associated with conscious thought, can harm implicit memory processes, leading to poorer performance outcomes.
Scientists at RIKEN-MIT Center for Neural Circuit Genetics implanted false memories into mice, revealing the mechanisms underlying human false memory formation. The study found that false memories can be reconstructed and activated like genuine ones, with similar brain responses.
Researchers found that choline supplementation improved long-term memory retention and attention in rats, with prenatal choline intake also benefiting offspring. The study suggests a potential link between choline nutrition and cognitive function.
Research from USC Davis School of Gerontology shows that attributing every forgetful moment to getting older can worsen memory problems. However, framing tests in terms of preventing losses due to forgetting can actually enhance older adults' memory performance.
A study by UCLA researchers found that older adults who used the Dakim BrainFitness program demonstrated significant improvements in both immediate and delayed memory skills, as well as language abilities. The findings suggest that computerized brain training can be an effective way to improve cognitive skills in this age group.
A new study published by The Endocrine Society found that weight loss improves memory function in older, overweight women. After six months of dieting, their brain activity changed in the regions important for memory tasks, with improved performance and altered brain activity detected.
A new study in mice found that a high-fat diet in adolescence can lead to impaired spatial memory and learning in adulthood. The researchers also found long-lasting brain changes in the mice with memory deficits, including a partial loss of leptin, a hormone that supports cognitive function.
Researchers have identified a sleep mechanism that enables the brain to consolidate emotional memory and found that Ambien heightens recollection of and response to bad memories. This discovery has implications for individuals with anxiety disorders, such as PTSD, who are prescribed Ambien to help them sleep.
A team of researchers led by UC Riverside's Maxim Bazhenov is investigating the role of sleep in memory and learning with a $7.5 million grant from the Department of Defense. The study aims to explore the neural substrate for memory consolidation during sleep, which may improve human memory performance.
A nationwide poll of over 18,500 adults found that healthy behaviors like exercise and a balanced diet are associated with better self-perceived memory abilities. Those who engaged in more than three healthy behaviors were 111% less likely to report memory problems.
Research confirms memory problems are a real symptom of menopause, exacerbated by hot flashes and negative emotions. Women experiencing more severe symptoms struggled with memory retention.
Dr. Shayna Rosenbaum's research focuses on the neural bases of learning and memory, particularly in patients with memory impairment. Her work has provided a framework for understanding how memory is organized in the brain and the efficacy of intervention techniques when memory declines or fails.
Researchers at UTHealth used sea snail nerve cells to demonstrate a strategy for overcoming memory deficits. By retraining the cells with optimized training schedules, they reversed memory loss and restored connection strength.
Researchers at the University of Missouri found that propranolol improves working memory performance in people with Autism Spectrum Disorder. The study showed significant improvements in working memory abilities, particularly in those who already take the medication for anxiety.
Researchers have identified a key molecule responsible for triggering chemical processes in the brain linked to memory formation. The study found that the gene CASK regulates the 'molecular memory switch', enabling it to remain active even after calcium has gone, paving the way for new therapies to reverse memory loss.
A $619,618 grant has been awarded by the National MS Society to Dr. Victoria Leavitt to study predictors of memory decline in Multiple Sclerosis using functional magnetic resonance imaging (fMRI). The study aims to identify a brain marker that can predict which patients are at risk of memory decline, enabling early interventions.
Dr. Nancy Chiaravalloti, a leading expert in cognitive rehabilitation research, has been awarded a $43,494 grant to study the efficacy of a new treatment for memory loss in multiple sclerosis (MS) patients. The one-year pilot project aims to improve learning and memory skills of individuals with MS.
Researchers at KAIST have developed a low-power phase-change memory using self-assembled nanostructures, which can store data even when not powered. The new technology reduces power consumption by up to 1/20th of its present level, making it suitable for mobile electronics applications.
A study led by UC Riverside psychologist Sara C. Mednick has discovered a mechanism that enables the brain to consolidate memory during sleep. The research found that Ambien enhances this process, increasing verbal memory consolidation in healthy adults. This breakthrough could lead to new sleep therapies for aging adults and those wit...
Indiana University neuroscientists have found evidence of source memory in rats, which has implications for future research into the biological underpinnings of memory and the treatment of diseases marked by memory failure. The study provides converging evidence that rats rely on source memory to recall how they acquired information.
Researchers found that distracting older adults during memory tests increased their performance to match that of younger adults. The study's findings have significant implications for designing learning strategies and equipping senior-housing with visual distraction cues to aid memory recall.
A study reveals bilingual children exhibit superior working memory abilities compared to monolingual children. The research suggests that bilingualism enhances global executive function development.
A new study by Scripps Research Institute scientists confirms a critical role for microRNA-182 in the development of emotional memory in the amygdala. MicroRNA-182 was found to promote local protein synthesis and support synapse-specificity of memories.
A new study found that Facebook posts are remarkably memorable, outperforming both human faces and sentences from books in terms of retention. The researchers suggest that this is due to the casual, gossipy language used in microblogs, which taps into people's basic language capacities.
A new study found that people's memory for Facebook posts is stronger than their memory for human faces or sentences from books. The researchers suggest that this is because online posts are in 'mind-ready' formats, which are spontaneous, unedited, and closer to natural speech.
A study of 1,837 women found that early surgical menopause is associated with faster declines in long-term memory and overall thinking abilities. Women on hormone replacement therapies had slower declines.
Researchers at the University of Alberta have discovered a potential treatment for Alzheimer's disease, finding that a diabetes drug can restore memory in brain cells. The team tested the drug on animal models with Alzheimer's and found significant improvements in memory function.
Researchers will use Drosophila melanogaster to define how the brain organizes different types of memories among its neurons and understand Pavlovian conditioning.