Articles tagged with Cognitive Disorders
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A new study found that vitamin K2 supplementation improved spatial memory, learning ability, and reduced evidence of cognitive impairment, depression, and anxiety in rats. The researchers suggest that vitamin K may help preserve cognitive functions by affecting biological pathways involving inflammation and antioxidant activity.
A study by Florida Atlantic University found that only 5.4% of individuals with opioid use disorder received treatment as part of their criminal justice involvement. The study also identified predictors of treatment access for justice-involved individuals, including demographics and substance use severity.
This year's Experimental Biology 2022 meeting features groundbreaking studies on COVID-19 vaccine-associated symptoms in non-menstruating people, a plant compound showing promise for alleviating food allergies, and the potential of omega-3s to boost immunotherapy's cancer-fighting power. Researchers also explore the safety of using CBD...
A study of nearly 15,000 US nurses found that significant antibiotic use in midlife is associated with increased risk of cognitive decline later in life. The researchers suggest that this may be related to changes in the gut microbiome, which can impact brain function and overall health.
A new study published in PLOS Medicine found that the number of healthy years a person lives is increasing even for those with common chronic conditions. However, men and women with cognitive impairment experienced a decrease in disability-free life expectancy.
A study found that severe COVID-19 infections in older adults increased the risk of cognitive decline. Researchers in Wuhan, China analyzed data from discharged patients aged 60 and above, revealing a significant association between SARS-CoV-2 infection severity and cognitive changes.
A retrospective analysis found that socioeconomically disadvantaged older adults are at a higher risk of decline in function and cognition after an intensive care unit hospitalization. The study highlights the need to prioritize low-income seniors in rehabilitation and recovery efforts after critical illness.
The SynGAP Research Fund has developed a pre-screening tool to identify potential SYNGAP1 patients through a free online survey. The partnership with Probably Genetic aims to screen undiagnosed patients and provide them with genetic testing resources, ultimately advancing treatment development for SYNGAP1.
Researchers found that 6.7% of jail detainees threatened SSH in the past three months, and 4.5% attempted SSH in the past year. The study suggests that jails should develop an empirically driven suicidal risk assessment to improve institutional safety and prevent suicide.
A large-scale study aims to understand how individual brains change over time, identifying factors that increase cognitive decline risk and those that confer resilience. The Adult Aging Brain Connectome study will follow 1,000 participants across a decade, collecting brain scans, blood samples, and demographic data.
Researchers found a significant association between mental disorders and dementia in a 30-year New Zealand study involving 1.7 million citizens. The study suggests that individuals with mental health conditions may be at higher risk of developing dementia, highlighting the importance of mental health care in preventing cognitive decline.
Scientists demonstrate a definitive link between mitochondrial oxidative damage and cognitive dysfunction in Alzheimer's disease using a transgenic mouse model. The study found that Aβ1-42 aggregation in the hippocampus caused cognitive impairment, while oxidation led to mitochondrial dysfunction.
Researchers from University of Otago hope to identify Alzheimer's risk in middle age with a simple eye test. Thinner retinal nerve fibre layer and ganglion cell layer are linked to cognitive decline, suggesting optical scans could aid diagnosis.
Researchers analyzed fMRI studies on healthy individuals and stroke survivors to understand the neural mechanisms underlying prism adaptation therapy. The study found differences in brain activity patterns between healthy individuals and those with spatial neglect, suggesting a shift in spatial processing to the left hemisphere.
A recent study found that people with Parkinson's Disease who consume more flavonoids have a lower mortality risk than those who don't. The researchers discovered that higher flavonoid intake is associated with improved survival rates in both men and women, particularly when it comes to anthocyanin-rich foods like berries and red wine.
A virtual reality 'Shopping Task' has been developed to measure cognition and assess age-related decline. The study found that the immersive environment engaged key brain structures, including the hippocampus and entorhinal cortex.
A landmark VA study found that prolonged exposure was statistically more effective than cognitive processing therapy in easing PTSD symptoms, with most Veterans showing meaningful improvement from both treatments. The researchers recommended shared decision-making between clinicians and patients to select their preferred treatment.
A study of 75,322 people in France found a significant association between long-term formaldehyde exposure and lower levels of cognitive functioning. Workers exposed to formaldehyde for 22 years or longer had a 21% higher risk of global cognitive impairment compared to those who were never exposed.
A pilot study of exercise and cognition in progressive multiple sclerosis found that cardiorespiratory fitness and free-living physical activity were not associated with improved cognitive performance. The study, which analyzed data from 240 individuals with progressive MS, suggests that other mechanisms may be at play.
A recent study by SISSA and University of Padua shows that occupation influences the course of cognitive decline. Work activity is found to be a protective factor for cognitive reserve, contributing to brain's resistance to damage caused by illness or aging.
Young veterans with mTBI experience premature cognitive decline in specific domains, matching elder normative scores and early-stage Parkinson's patients. The study highlights the significant negative impact of mTBI on cognitive function compared to healthy non-veterans.
A study of healthy individuals aged 50-74 found that coffee and tea consumption was associated with reduced rates of stroke and dementia. People who drank 2-3 cups of coffee and 2-3 cups of tea daily had a 32% lower risk of stroke and a 28% lower risk of dementia compared to those who consumed none.
According to experts, half of patients with two common subtypes of advanced breast cancer may live for five years or longer. The new guidelines also aim to improve treatment options for triple-negative breast cancer patients.
A new study at the University of Missouri found that telehealth reduced stress for nursing home residents while increasing access to convenient care. However, it also removed socialization opportunities and created confusion for residents with cognitive difficulties.
Scientists at Gladstone Institutes discovered that non-convulsive epileptic activity drives chronic brain inflammation in Alzheimer's models, which can be reversed by eliminating protein tau or using the anti-epileptic drug levetiracetam. This link between brain networks and immune cells may hold promising treatments for Alzheimer's di...
A new study found that Long COVID can cause symptoms such as fatigue, brain fog, and cognitive impairment lasting over a year. The study also showed that more than 60% of patients experienced some level of cognitive impairment, with significant impacts on employment and quality of life.
Aging affects bilateral coordination, particularly anti-phase movement, by altering alpha and beta neural activity. Researchers discovered that older subjects displayed lower synchronization between sides of the body during anti-phase movements, making such tasks more challenging.
A new study found that ketone supplements enhanced blood flow to the brain and improved aspects of cognitive function, such as working memory and processing speed, in adults with obesity. This suggests that ketone supplements may be a novel therapeutic strategy for protecting and improving brain health in people with obesity.
A systematic review found spatial neglect to be prevalent among 29% of unilateral stroke survivors, with higher rates in right brain strokes and ecological assessments. This condition impairs cognitive and motor functions, slowing rehabilitation progress and increasing risk for injury.
A new study found that unusual visual inspection behavior in infants aged 9 months and older is predictive of a later diagnosis of autism spectrum disorder. This behavior, characterized as an over-focus on objects, was most prominent and present earliest in infants who developed ASD.
A study of over 2,000 European retirees found that internet usage after retirement is associated with better cognitive scores. Specifically, female retirees who regularly surfed the internet recalled more words on a word recall test compared to their non-internet-using counterparts.
A new study published in PNAS has identified 33 metabolic compounds associated with dementia, which could aid in diagnosis and treatment. The researchers found that levels of these metabolites differed significantly between patients with dementia and healthy elderly individuals.
A new study published in the Journal of Cognitive Neuroscience found that differences in cognitive control are not absolute, but rather a matter of degree. The research team, led by Todd Braver, used functional MRI to examine brain activity and behavior across four tasks in three conditions. Consistency was found in brain regions and b...
A $992,000 VA Merit Review grant will fund research on non-neuronal activity after binge drinking to understand its impact on synaptic dysfunction and alcohol use disorder. The study aims to identify novel mechanisms, specifically astrocytes, involved in the dysregulation of neuronal activity.
A recent study by MPIDR researchers found that participating in the labor market until age 67 slows cognitive decline and protects against cognitive impairment. This effect holds regardless of gender or educational/occupational attainment, with a slowed rate of cognitive decline rather than improved function.
Georgia State University researcher Vince Calhoun has received a $3.5 million grant to develop new methods for capturing dynamic connectivity in the brain and identifying biomarkers for early detection of Alzheimer's disease. The researchers aim to analyze real-time connectivity patterns to predict future cognitive decline.
Researchers at the University of Houston have developed a smartwatch technology that can monitor and help lower stress levels by detecting changes in skin conductance response. The device sends reminders to listen to relaxing music when stress is detected, forming a closed-loop system.
Researchers have identified a novel genetic marker, rs139185008, that distinguishes C9orf72 repeat expansion carriers from non-carriers in large population-based cohorts. This SNP is strongly associated with patients having a clinical diagnosis of FTLD and motor neuron disease ALS.
Researchers have developed a simple assessment tool to evaluate patients' risk of cognitive dysfunction in drug treatment programs. The tool combines cognitive measures with patient demographics and health history to produce an overall risk score, helping staff identify accommodations needed for effective treatment.
A study of over 200 individuals with autism spectrum disorder (ASD) found key differences in their fine motor control and eye movements compared to neurotypical peers. The research highlights the importance of considering multiple systems, including feedback and feed-forward systems, in understanding sensorimotor deficits in ASD.
A study found a significant association between higher tau concentrations and lower physical activity with increased cognitive decline rates in individuals with Alzheimer's disease. The research suggests that increasing physical activity may help slow cognitive decline.
The article considers the ethical issues surrounding enrolling children with neurodevelopmental conditions, such as autism spectrum disorder and fragile X syndrome, in clinical trials. Parents may face difficult decisions about whether to enroll their children due to concerns about potential loss of positive aspects of their condition.
Researchers have discovered the amygdala's role in pre-attentive mechanisms, shedding light on its connection to schizophrenia and other disorders. The study found that activating brain stem inhibitory neurons via the amygdala is crucial for startle inhibition.
A new study found that eating a diet rich in flavonoids may lower the risk of cognitive decline. Flavonoid-rich foods like fruits, vegetables, and spices may have a protective effect on brain health.
Researchers found that cardiometabolic abnormality, such as hypertension and high cholesterol, were more strongly associated with cognitive function and decline than obesity alone. Individuals with obesity and cardiometabolic abnormality had lower performance results on testing and greater cognitive decline.
Researchers discover that cytotoxic CD8+ T cells contribute to aging-related degeneration in the central nervous system, leading to motor and cognitive decline. The study provides a potential therapeutic target for mitigating age-related decline.
Damage to densely-packed white matter regions is strongly associated with cognitive impairment compared to gray matter regions; this suggests that white matter hubs are crucial for cognition. The study's findings provide insights into how brain damage affects cognitive abilities and may help explain differences in cognitive decline.
A new study presented at the AATS 101st Annual Meeting found that severely ill COVID-19 patients treated with ECMO did not suffer worse long-term physical, psychological, and cognitive deficits than other mechanically-ventilated patients. The multidisciplinary team followed patients for up to five years after hospital discharge.
A new study found a marker of PTSD in brain regions associated with emotional regulation, particularly in those with impaired executive function. The researchers suggest that this subgroup may respond best to specific treatments targeting cognitive and brain functioning.
A comprehensive study combining 27 research studies and 10,000 participant data reveals strong associations between cardiovascular risk factors and cognitive impairment in individuals with schizophrenia. The findings suggest that managing cardiovascular conditions is essential to mitigate cognitive decline in these patients.
A pooled analysis of five studies reveals significant differences in cognitive decline between men and women, with women experiencing a more rapid decline. The study suggests that women's brains may be more susceptible to age-related cognitive changes, with potential implications for gender-specific interventions.
A new study from the University of Eastern Finland found that people with Alzheimer's disease (AD) had a higher risk of mortality in procedural units and during follow-up, compared to those without AD. However, elective revascularisation procedures showed similar outcomes for both groups.
Researchers from UNIGE discovered that when the neuronal fibres connecting the hemispheres are missing, the brain reorganises itself and creates new connections. Intra-hemispheric connections increase, enabling communication between the two hemispheres to be maintained.
Researchers found abnormalities in brain areas including caudate that normalized after four weeks of CBT, but not in those who didn't receive treatment. Pre-treatment HRF patterns can predict individual patient response to CBT with high accuracy.
A new software tool can accurately predict motor development disorders in preterm infants based on early MRI scan data. The tool quantifies diffuse white matter abnormality (DWMA) volume, which serves as a biomarker for brain developmental issues.
Researchers found an association between shorter sleep duration and accelerated cognitive decline in older adults. The study suggests that addressing sleep deprivation could be a key factor in preventing age-related cognitive decline.
Researchers developed a complex physical exercise protocol to stimulate different motor and cognitive skills simultaneously, restoring brain regions associated with freezing of gait in advanced-stage Parkinson's disease patients. The protocol reduced symptoms by 60% and improved brain plasticity, providing new hope for treatment.
Researchers found that a Mediterranean ketogenic diet can alter specific gut fungi associated with higher Alzheimer's disease risk. The study suggests that this dietary approach may help reduce harmful fungi in the gut, potentially leading to improved mental health outcomes.
A new study reveals that children with developmental and cognitive impairments are more likely to receive CT scans for appendicitis diagnosis, which increases radiation risk. These children also experience higher rates of postoperative emergency room visits and hospital readmissions compared to neurologically normal peers.
A randomized clinical trial found Kundalini yoga and cognitive behavioral therapy to be more effective than stress education in treating generalized anxiety disorder. Yoga was shown to be noninferior to CBT for the treatment of the disorder, suggesting a potential alternative or complement to traditional therapies.