Articles tagged with Dementia
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Researchers at University of California - San Diego launch nationwide clinical trial to investigate benfotiamine as a metabolic treatment approach for Alzheimer's disease. The trial aims to determine the effectiveness of high doses of benfotiamine in benefiting people with mild AD or mild cognitive impairment.
A team of researchers has used advanced techniques to identify immature hippocampal neurons in significant numbers throughout the human lifespan. The findings resolve a long-running controversy over adult neurogenesis and provide insights into brain plasticity, memory, mood, behavior, and brain disorders.
A new study suggests that a unique gene variant supporting cognitive health in older humans may have first emerged to protect against infectious pathogens like gonorrhea. This variant, linked to CD33, allows brain immune cells to break down damaged brain cells and amyloid plaques associated with Alzheimer's disease.
A Colombian woman lived dementia-free for three decades due to a rare genetic mutation, providing valuable insights into the pathology of dementia. Her brain showed distinct patterns of abnormal tau protein aggregation, which may impact treatment and prevention strategies for Alzheimer's disease.
Research from the University of Georgia suggests that a diet rich in bright-colored fruits and vegetables, particularly those high in lutein and zeaxanthin, can help prevent visual and cognitive loss in women. This is due to the antioxidant properties of these carotenoids, which have been shown to improve central nervous system degener...
A new study published in Neurology found that people with non-alcoholic fatty liver disease are at a higher risk of developing dementia. The study, which analyzed 30 years of Swedish patient registry records, also found that those with liver disease and cardiovascular conditions had an even greater risk.
A new Baycrest study found that individuals with no dementia risk factors have similar brain health as people who are 10 to 20 years younger. Lifestyle factors such as managing diabetes, addressing hearing loss, and quitting smoking can reduce cognitive decline by up to three years of aging.
The study found that engaging in physical activity reduced the decline in global and domain-specific cognitive function over time, particularly in women. The researchers recommend highlighting the benefits of physical activity to promote brain health and encourage patients to participate. Dr. Geda and Dr. Krell-Roesch are joint recipie...
A Baycrest study found that expert knowledge helps memorize new information by providing a mental organizational structure. Experts grouped birds based on specific features, while non-experts relied on superficial characteristics like color. This structure supports memory and may mitigate age-related decline.
Researchers at the University of Illinois Urbana-Champaign have developed a low-cost ultrasound imaging method to study the relationship between Alzheimer's disease and the brain's vascular system. The technique, which provides high-resolution images of animal microvasculature, may aid in early detection of the disease.
Research at Massachusetts General Hospital has identified plasma biomarkers Tau-PT217 and Tau-PT181 as predictors of postoperative delirium. High preoperative concentrations of these biomarkers are associated with increased risk, suggesting a potential early warning sign for patients.
A Flinders University study reveals how a protein called tau transforms into a disease state, providing hope for preventing this process and reducing toxic effects on brain cells. The researchers identified 'master sites' in tau that govern subsequent modifications, leading to a similar state seen in Alzheimer's patients.
A study published by the American Academy of Neurology found that older people with hypothyroidism may be at increased risk of developing dementia. Those taking thyroid hormone replacement medication had a three-fold higher risk. The association was strongest in people over 65 with hypothyroidism.
The Nutrition for Dementia Prevention Working Group recommends improving clinical nutrition trials by considering biomarkers, genetic testing, and microbiome analysis. The group suggests utilizing a wider variety of study designs and more personalized approaches to guide future research.
Researchers at National Institutes for Quantum Science and Technology found that p62 selectively degrades toxic tau species, preventing neurodegenerative disorders. The study demonstrates the pivotal role of p62 in suppressing abnormal protein aggregates using mouse models of dementia.
New research suggests that stalling improvements in cardiovascular diseases since 2010 could lead to significant economic costs. The study finds that reduced cardiovascular disease rates would result in £13 billion NHS healthcare costs, £1.5 billion social care costs, and £32 billion lost QALYs between 2020-2029.
A study found that men exhibiting mild behavioural impairment symptoms are at risk of faster cognitive decline compared to women. Researchers identified key behavioral changes, such as apathy and false beliefs, which may help identify people at higher risk of developing dementia.
The Canadian Consortium on Neurodegeneration in Aging launches Brain Health PRO, a digital educational program offering interactive modules to improve physical and mental health. The program aims to reduce dementia risk by focusing on modifiable domains such as exercise, nutrition, and sleep.
A recent study published in Open Heart found that heart failure is discussed less frequently in public discourse than conditions like cancer and dementia, with 'heart failure' mentioned just 0.28 times per million words in UK parliamentary debates between 1945 and early 2021.
A long-term study has found a connection between abdominal aortic calcification and late-life dementia risk. Researchers discovered that women with medium to high levels of AAC were twice as likely to be hospitalized or die from late-life dementia.
A systematic review and meta-analysis of 16 studies involving 76,373 participants found a significant association between visual impairment and cognitive decline in older adults. The study highlights the need for further research on the effectiveness of treating sight problems to prevent cognitive impairment and dementia.
A new cross-disciplinary paper from Edith Cowan University suggests that tourism can provide real health benefits for those with mental health issues or conditions. Lead researcher Dr. Jun Wen found various aspects of going on holiday, such as social meals and physical activity, could have a positive impact on dementia patients.
Researchers are developing a health scorecard to predict dementia risk using brain scans, genetics, and biomarkers. The study will analyze diverse populations between ages 65-90, providing insights into contributing factors like diabetes or hypertension that can be addressed to modify the risk.
Researchers developed a semi-ecological approach combining behavioral assessment and brain imaging to assess disinhibition in frontotemporal degeneration. The study found that compulsivity and social disinhibition are key components of the symptom, which can be distinguished using neuroanatomical correlates.
Researchers developed AI models that can accurately diagnose dementia by considering multiple conditions and data sources. The models outperformed experts in a comparative study, offering hope for improved patient care.
A study published in Alzheimer's & Dementia found that individuals with at least two cardiometabolic diseases, such as type 2 diabetes and heart disease, double their risk of developing dementia. The study suggests that prevention of these diseases could be a strategy for reducing dementia risk.
A new study from Keck School of Medicine of USC suggests that willingness to give away money may be linked to the earliest stages of Alzheimer's disease. Participants who gave more money scored significantly lower on cognitive tests known to be sensitive to Alzheimer's disease.
A recent study published in the Journal of Alzheimer's Disease found that poor sleep among African Americans is associated with lower cognitive function, including attention and executive function. The study suggests that improving sleep health may support prevention of Alzheimer's disease and related dementias.
Researchers found that healthy choices, such as no smoking, high leisure-time exercise, and adequate sleep, are associated with a reduced risk of Alzheimer's disease. Additionally, intakes of certain polyphenols, commonly found in tea and other foods, may also play a role in protecting brain health among Black participants.
Researchers developed an evidence-based app to support caregivers in managing complex medication regimens for individuals with dementia. The Helping the Helpers app leverages virtual component and participatory co-design with caregivers to address significant caregiver burden, stress, and potential mistakes.
A world-first study from the University of South Australia found a direct link between vitamin D deficiency and increased risk of dementia and stroke. The study analyzed data from 294,514 participants and found that up to 17% of dementia cases might have been avoided by boosting vitamin D levels.
Researchers found brain changes from LATE may be 40% in older adults and 50% in people with Alzheimer's. The study analyzed over 6,000 brains and included data from international cohorts, providing insight into the prevalence of this form of dementia.
A mass survey of Japanese citizens aged 50-89 years found that sagittal spinal balance measurement can detect cognitive decline. The study discovered associations between anteriorization of the spine and lower cognitive function in both males and females, with greater risks detected in cases of SVA ≥ 70mm regardless of age.
Non-Hispanic Black and Hispanic decedents with dementia used less hospice but more emergency department and inpatient services. They incurred higher Medicare inpatient expenditures, with a 60% increase compared to white decedents.
Research published in Neurology found that social isolation is associated with lower brain volume in areas related to learning and thinking, and a higher risk of dementia. Socially isolated individuals were 26% more likely to develop dementia than those with no social isolation.
A recent study found that shingles is not associated with an increased risk of dementia. The study analyzed data from Danish medical registries and found that people with shingles had a 7% lower risk of dementia compared to those without the disease.
A large-scale study found that having multiple heart-related conditions significantly increases dementia risk, even for those with high genetic risk. Researchers analyzed data from over 200,000 people and discovered widespread brain damage among those with more than one cardiometabolic condition.
A large-scale study has found that social isolation is directly associated with changes in brain structures involved in memory and learning, making it a clear risk factor for dementia. Socially isolated individuals have a 26% increased likelihood of developing dementia compared to those with regular social connections.
A new study by Baycrest and Western University suggests that older adults may benefit more from natural speech than previously thought. They found that for engaging stories, older adults performed similarly to younger adults in noisy settings, but struggled with disconnected sentences.
Researchers will track changes in the blood-brain barrier, neurovascular function, and cognition in over 850 participants with genetic variants at risk of developing Alzheimer’s disease. The study aims to improve understanding of the onset and progression of Alzheimer’s disease and identify effective interventions.
A new study reveals racial and socioeconomic inequalities in the prescribing of oral anticoagulants to reduce stroke risk in people with atrial fibrillation. Patients from black and other ethnic minorities, as well as those living in deprived areas, are less likely to receive medication.
A new study shows that hospice patients with dementia receive excellent care and have their anxiety and sadness managed more often than those without dementia. However, the Medicare hospice model's limitations can lead to gaps in care, leaving patients with dementia at risk of disenrollment.
The JNM Molecular Imaging of Neurodegeneration Supplement provides an overview of molecular imaging techniques in neurodegenerative disorders. The supplement aims to improve early and differential diagnosis, as well as stratify and monitor therapy in these disorders.
A recent study at UC San Francisco discovered that fragmented tau protein in diseased neurons could be a new target for existing drugs, potentially improving diagnosis and treatment of Alzheimer's. The researchers found that measuring the fragments in cerebrospinal fluid may help distinguish between different forms of dementia.
Researchers are assessing cognitive decline in aging Latinos, exploring the long-term impact of COVID-19 and cardiovascular disease on brain function and impairment. The study will gather data to develop real-world therapies and potentially lessen the disease burden of dementia affecting Latinos.
A new study from Michigan Medicine reveals that dementia diagnoses are often accompanied by significant increases in healthcare costs. The research found that the average Medicare spending jumped by 150% after a formal diagnosis of Alzheimer's disease or another type of dementia.
A decade-long effort to reduce medication risks for nursing home residents with dementia has shown some positive results, but also unintended consequences. Fewer people are receiving antipsychotic and anti-anxiety drugs, which can raise the risk of falling or dying, but more are receiving alternative behavior-changing medications with ...
Researchers at UCLA have discovered a key molecular mechanism behind memory linking and identified an FDA-approved drug that can restore this brain function in middle-aged mice. The study suggests a potential early intervention for dementia and strengthening human memory in middle age.
A recent study published in Clinical Nutrition Journal has established a strong link between sarcopenic obesity and dementia in elderly patients. The research found that individuals with sarcopenic obesity were more likely to experience cognitive impairment and dementia compared to those without muscle loss or obesity.
Research found that people with European ancestry who followed a healthier lifestyle had a lower risk of developing dementia, even those with the highest genetic risk. The study also showed similar patterns for African American participants, but more research is needed due to smaller sample sizes.
A randomized controlled trial found that consuming cranberries for 12 weeks improved participants' memory of everyday events and neural functioning. The study also showed a significant decrease in LDL or 'bad' cholesterol levels, contributing to improved vascular health and brain perfusion.
A new international study has identified the most critical vascular risk factors for dementia, highlighting the importance of controlling high blood pressure and diabetes. The research, led by Professor Emer McGrath, found that individuals with these conditions are four times more likely to develop dementia than those without them.
A new study finds that age-specific risk factors for dementia differ across various age groups. People around age 55 are more likely to develop dementia if they have diabetes or high blood pressure, while those in their 70s with a history of stroke and diabetes are at higher risk. The study's findings suggest that using age-specific ri...
Researchers aim to develop an audio health library to enhance communication during triadic visits. The study will analyze primary care visits and conduct user-design sessions to refine the system.
A new study reveals massive variations in hospice medication prescriptions, with treatment agency being the primary factor. Patients in agencies with high prescription rates were up to 50 times more likely to receive benzodiazepines or antipsychotics.
Researchers suggest a novel neuroimaging technique can unveil Alzheimer's disease secrets and predict symptom risk. The 'neuromelanin-sensitive MRI' method provides insights into the brain's noradrenergic system, linked to aggressive behavior and cognitive decline.
Researchers discovered a strong link between subjective cognitive impairments and elevated beta-amyloid protein levels, indicating early-stage Alzheimer's disease. The study suggests that combining these two factors can help identify individuals at risk for developing dementia.
A University of Cincinnati study found that adding blueberries to middle-aged diets may lower the chances of developing late-life dementia. The researchers discovered that blueberries' high level of micronutrients and antioxidants helped improve cognitive function and metabolic function.
A study of over 8 million adults in England found significant increases in neuropsychiatric illnesses after hospitalization for COVID-19 or other severe acute respiratory infections. Risks were similar for both conditions.
A new study published in Neurology found that people hospitalized for major traumatic brain injury (TBI) may have a higher risk of developing dementia. After adjusting for other relevant dementia risk factors, researchers found a 1.5 times greater risk of dementia among those with major TBI compared to those without.