A short burst of moderate exercise enhances memory consolidation in healthy older adults and those with mild cognitive impairment. Exercise immediately after viewing pleasant images improved recall in both groups compared to those who did not exercise.
A study found that high beta amyloid plaque levels associated with Alzheimer's disease can lead to steeper memory decline in healthy older individuals. The research used PET brain scans and cognitive assessments to track participants over a year and a half, revealing a significant correlation between plaque accumulation and memory loss.
Researchers created a mouse model reproducing Alzheimer's chemical changes to shed light on spatial memory issues. The study found reduced acetylcholine led to spatial memory deficits and hyperactivity in mice.
Researchers found that a memory training program improved memory performance, while a computer-based program called Insight improved both memory and information processing speed. The study suggests these programs may help alleviate symptoms such as depression, anxiety, and fatigue in breast cancer survivors.
Researchers reviewing Cogmed's claims found limited evidence supporting improved working memory and addressing underachievement. The debate raises concerns about the program's efficacy, sparking a nuanced discussion among experts.
Researchers at George Mason University have made a significant breakthrough in understanding how the HIV virus targets 'veteran' memory T-cells. By exploiting the cell's treadmilling process, the virus can infect and kill these cells, leaving the body vulnerable to disease.
Researchers discovered that EGFR inhibitors and synthetic compounds can reverse memory loss in fruit fly and mouse models of Alzheimer's disease. The study suggests blocking EGFR signaling prevents memory loss by preventing beta-amyloid proteins from activating the receptor.
Researchers at Uppsala University found that newly formed emotional memories can be erased from the brain by disrupting the reconsolidation process. This breakthrough may lead to improved treatments for anxiety disorders such as phobias and post-traumatic stress.
A new training program targeting specific memory recall has been shown to alleviate symptoms of depression in adolescents. The study found that participants who received the intervention recalled more specific memories and showed fewer symptoms of depression compared to those in a control group.
Researchers at Oregon State University have confirmed the potential of zinc tin oxide for use in resistive random access memory (RRAM), a 'memristor' technology that could replace traditional flash memory. This new approach offers significant advantages, including smaller size, faster performance, and lower cost.
Research at the University of Chicago found that high-achieving students experience math anxiety from an early age, which can disrupt their working memory and negatively impact their math performance. The study suggests that reframing anxiety through writing or expressive picture drawing can help alleviate this effect.
People with Parkinson's disease performed better on a working memory test after a night's sleep, with slow wave sleep linked to improved performance. Sleep disorders can interfere with this benefit, and dopamine-enhancing medications may play a role in memory improvement.
Consuming cocoa flavanol-rich products daily may improve memory and cognition in elderly individuals with mild cognitive impairment. Researchers found significant improvements in cognitive scores, insulin resistance, blood pressure, and oxidative stress for those drinking high and intermediate levels of flavanols.
Research suggests that high working memory capacity enhances performance in mathematical problem-solving by facilitating focused attention. In contrast, excessive focus may hinder creative problem-solving due to the need for novel approaches and diverse information combinations.
Researchers at Gladstone Institutes found that levetiracetam, an FDA-approved anti-epileptic drug, reverses memory loss and alleviates other Alzheimer's-related impairments in mice genetically modified to simulate key aspects of the disease. The study shows how levetiracetam suppresses abnormal brain activity and restores memory function.
A UCLA study finds that a computerized brain fitness program significantly improves memory and language skills in older adults. The six-month program, used by participants aged 84, demonstrated improved cognitive function compared to those who played less frequently.
Research on prospective memory reveals that failures occur when we form intentions but lose focus due to interruptions or multitasking. Habital tasks can also lead to implicit intentions, making it harder to remember them. To defend against these failures, professionals use memory tools like checklists and implementation intentions.
A UCI study reveals that individuals with stellar autobiographical memory exhibit distinct brain variations and statistical evidence of obsessive-compulsive tendencies. These unique traits enable them to effortlessly recall every moment of their lives since age 10.
Researchers found that brain connectivity plays a crucial role in memory retrieval between childhood and adulthood, with significant changes occurring after adolescence. The study's findings suggest that the brain continues to rearrange connections to achieve adult-like performance during development.
This study found that chronic alcoholism and HIV infection distinctively impact the brain systems involved in procedural learning and visual information processing. Individuals with HIV require repeated practice to achieve maximum benefit, while those with alcoholism demonstrate a consolidation effect that enhances learning over time.
Researchers found that vivid memory and real perceptual experience share striking similarities at the neural level, but not in every detail. The study used fMRI to analyze brain activity while participants watched video clips and then recalled them, finding a 91% match in sensory and motor areas of the cerebral cortex.
Researchers at Duke University discovered that strobe eyewear training enhances visual short-term memory by disrupting vision and forcing participants to adjust their processing. The effects of improved visual memory retention were observed even after removing the eyewear, lasting up to 24 hours.
Researchers create SSDAlloc, allowing companies to substitute solid state memory for RAM, reducing energy consumption by up to 90% and costs. The new technology enables faster retrieval speeds of flash memory, bypassing traditional storage system bottlenecks.
Researchers have discovered a drug that boosts memory function in individuals with Down syndrome, improving verbal episodic memory and showing significant improvement in cognitive abilities. The study suggests potential implications for slowing down or halting the development of Alzheimer's disease in adults with Down syndrome.
Researchers at Tel Aviv University developed a carbon-based memory transistor that can store and transfer energy, eliminating the need for capacitors. This technology aims to address RAM limitations and power consumption in mobile devices, enabling faster performance and longer battery life.
Researchers at the University of Alberta discovered a link between DHA intake and improved memory, with higher levels of DHA in the hippocampus leading to better cell communication. Supplementing with DHA may help prevent age-related declines in brain DHA levels.
Researchers identified a mechanism related to RNAi that scans for intruders by comparing foreign sequences to a memory of previously expressed native RNA, creating an 'epigenetic memory' that silences the gene. This memory can be passed on from one generation to the next.
Researchers at the University of Pennsylvania have gained insight into how phase change materials switch between states, a key step towards creating universal memory storage devices. By using nanowires, they were able to observe the phase change in real-time and discovered a new mechanism that could lead to more efficient memory devices.
Research indicates that older adults ages 65-92 struggle with 'tip-of-the-tongue' errors and other memory mishaps. In a study of 105 healthy, highly-educated participants, 61 percent reported these memory failures.
The new encoding method takes advantage of PCM's asymmetric physics, reducing energy consumption and 'memory wear'. Researchers from Rice University and UCLA unveiled a breakthrough at the IEEE/ACM Design Automation Conference.
Recent studies in Current Directions in Psychological Science investigate the role of retrieval-based learning, attention to information in working memory, accurate personality judgment, and the use of neuroeconomic games to examine social decision making in children with externalizing disorders. These findings provide insights into th...
A meta-analysis of 23 peer-reviewed studies found that working memory training programs have no impact on general cognitive performance or verbal skills. The study suggests that training may help with short-term memory related tasks but has limited effect on individuals with ADHD or other issues.
Researchers at University College London have developed a new silicon oxide-based 'Resistive RAM' memory chip that can operate in ambient conditions, offering significantly greater memory storage and reduced energy consumption. The chip promises to be much faster than current technology, with potential applications beyond memory storage.
Researchers found that reducing hippocampal activity improved performance on a memory task in patients with amnestic mild cognitive impairment. Elevated activity in this brain region is often seen in disorders associated with an increased risk for Alzheimer's disease.
A new study found that increased consumption of blueberries and strawberries is associated with slower rates of memory decline in older women. The study, published in Annals of Neurology, suggests that berries may be a simple dietary modification to reduce memory decline in older adults.
Researchers created a new electronic memory technology using nanodots, achieving faster data writing and erasing than mainstream charge-storage memory products. The system uses discrete silicon nanodots to store and remove charges, enabling quick and simple data operations.
A study published in Alcoholism: Clinical & Experimental Research found that alcoholism impairs associative memory, a component of episodic memory, which is essential for remembering face-name associations. Working memory, another short-term memory system, is also affected, leading to difficulties in holding information in mind.
Two studies published in Neurology find that memory decline accelerates in the two- and-a-half years before death, while mentally stimulating activities like reading and board games may help preserve cognitive function during late life.
Researchers found that memory decline speeds up in the last two-and-a-half years of life compared to previous stages, with mentally active individuals showing better cognitive health. Activities such as reading and playing board games were linked to preserved memory during late life.
Researchers found that stimulating specific neurons can reverse age-related memory defects in fruit flies, which may have implications for human memory disorders. The study used functional cellular imaging to monitor neuron activity and showed that cold-activated ion channels can rescue intermediate-term memory.
Researchers at the University of Pittsburgh have found that fluctuations in brain activity impact cognitive tasks, leading to errors in short-term memory. By understanding how neural variability relates to cognitive functions, the team aims to provide important clues about the neural mechanisms that support cognition.
Researchers have developed transparent, flexible memory chips with high radiation resistance and stability. These '3-D' chips can pack extra gigabytes of data while taking up less space, making them suitable for next-generation flash-competitive memory.
Rice University researchers have developed a transparent memory chip using silicon oxide, which can combine with transparent electrodes and integrated circuits. The technology has the potential to create flexible and transparent electronics, such as see-through cellphones.
Researchers found that sleeping shortly after learning new information improves memory recall, particularly for unrelated facts. Practicing before bed may help consolidate memories and improve retention.
A new study found that older people's memory and thinking skills decline faster after a first hospital stay compared to before or after discharge. Hospital stays were linked to significant declines in memory scores on specific tests, lasting even after adjusting for severe illness and age.
Scientists at the University of Alberta investigated the molecular mechanism of memory encoding in neurons. They found components that fit together, enabling information processing and storage capacity necessary for forming and retaining memories.
A new study examines neural activation among individuals with and without a history of alcohol-induced fragmentary blackouts, suggesting individual differences in how alcohol impacts memory. The study found that some people are more likely to experience alcohol-induced blackouts due to unique patterns of blood flow and neural activity.
Princeton scientists have identified unique neural activity sequences in the brain's posterior parietal cortex that help form short-term memories used for decision-making. These sequences correspond to whether a mouse turns left or right in a maze, allowing researchers to predict its future actions.
Researchers validated protease cathepsin B as a target to improve memory deficits and reduce amyloid plaque pathology in an animal model representative of most AD patients. Deleting the CatB gene improved memory deficits while reducing amyloid plaque, mimicking that found in AD.
Researchers have identified a mechanism by which cannabinoids in cannabis affect working memory, involving decreased neural connections in the hippocampus. Cannabinoid receptors, particularly those in astroglial cells, modulate synaptic plasticity and impair spatial working memory.
Researchers found that marijuana's psychoactive ingredient THC impairs working memory independently of its effects on neurons. The study suggests that astroglia play an unexpected role in memory and may hold the key to developing treatments for conditions like Alzheimer's.
Researchers at Brigham and Women's Hospital discovered memory T cells living in skin that protect against infection and disease. These resident cells are more important for immunity than previously thought and suggest a fundamental shift in how vaccines are designed and delivered.
A study by RIKEN-MIT Center found that specific neurons in the dentate gyrus serve distinct roles in memory formation based on whether they were produced from young or old neural stem cells. This discovery could lead to new drug targets for treating memory impairments associated with PTSD and aging.
Shape-memory alloys exhibit unique properties that make them suitable for earthquake-resistant construction and retrofit applications. A Georgia Tech model assesses the behavior of these alloys under loading conditions, predicting internal temperature and stress distributions.
A new study published by Baycrest Centre for Geriatric Care found that smartphone training can significantly improve daily life skills and boost confidence levels among individuals with moderate-to-severe memory impairment. Participants showed 'robust increases' in day-to-day memory functioning after taking the training.
A new questionnaire, AQ, can discriminate between normal memory loss and aMCI, a precursor to Alzheimer's disease. The study found that four questions were strong indicators of aMCI, including repetition of questions and difficulties with finances and direction.
Research suggests that severe memory loss in years before a stroke may predict a future deadly stroke. Participants who died after stroke had more severe memory decline compared to those who survived or didn't have a stroke.
A new study by Kessler Foundation found that memory retraining using the modified Story Memory Technique (mSMT) increases cerebral activation in patients with multiple sclerosis. This suggests that behavioral interventions can positively affect brain function in MS, validating the clinical utility of cognitive rehabilitation.
A clinical trial found that using a nicotine patch for six months improved long-term memory in people with mild cognitive impairment by 46%. The study, published in Neurology, suggests that nicotine may be beneficial for early signs of memory loss.
Researchers found a link between silent strokes and memory loss in older adults, with those having silent strokes scoring worse on memory tests. The study suggests that stroke prevention may help stave off memory problems.