Articles tagged with Gerontology
Research suggests that aging immune systems compromise the body's ability to control Mycobacterium tuberculosis during treatment with rifampicin and isoniazid. The study identified age-associated immune abnormalities linked to impaired bacterial clearance, including chronic inflammatory signaling and mitochondrial dysfunction.
A new study reviews key components of older adult surgical care, including delirium prevention and screening, fall prevention, and bowel regimens. The seven-component perioperative protocol is associated with improved outcomes, such as reduced complications and shorter hospital stays.
A study published in Aging Cell found that reducing dietary fat or animal-based protein can reduce 'biological age' in older adults. After just four weeks, participants showed significant reductions in biomarker profiles indicative of improved health and aging outcomes.
The BHARAT study, led by the Indian Institute of Science, is a groundbreaking initiative that integrates clinical, molecular, lifestyle, and environmental data from diverse demographic groups in India. The study aims to develop population-specific biological aging signatures and predictive models tailored to Indian populations.
A study of over 31,000 patients found that pneumonia occurred more often after breathing tubes were removed than during ventilation, with most cases developing within a 1–2 week window after surgery. Early assessment and intervention focusing on swallowing function are crucial for prevention and improved outcomes.
A recent study reveals that an individual's readiness to adopt smart technology is deeply tied to their specific experience within their home and community. Researchers identified specific clusters within the older population, ranging from tech-ready urbanites to those in more traditional or isolated residential settings.
A study by the University of Helsinki found that nature-based group activities can boost wellbeing, health, and connection to nature in older adults living in care homes. The activities improved sleep, cognition, and social connections, even among those with multiple diseases and mobility issues.
The partnership aims to generate evidence on the potential of MitoQ to slow or improve markers of biological ageing and support longevity. Mitochondria-targeted antioxidants like MitoQ are crucial in producing energy while reducing oxidative stress, a key contributor to ageing.
The study reveals that human TERT is only compatible with non-human primate cells, while other species show limited or no telomere lengthening. This highlights the importance of using suitable preclinical models for telomerase-based therapies.
A new study by University of Mississippi researchers finds significant shortages in adult day services across the state, leaving thousands without daily support. The state would need an additional 910 centers to meet demand, with funding being a primary cause of shortages.
The ASPIRE trial aims to enroll 1,200 participants with advanced prostate cancer and assess the impact of chemotherapy on overall survival and disease progression. Genetic profiling is included to identify patients who benefit most from intensified treatment.
Researchers identified stage-specific gene expression changes that occur during cellular senescence, revealing an early immune-activating response and a shift in cellular priorities. This study offers new insight into the molecular mechanisms of aging and highlights potential therapeutic strategies for delaying age-related decline.
A new hypothesis proposes that introducing Hydra-like gene expression patterns into rotifers could delay senescence and extend healthspan. The study focuses on conserved molecular pathways, including FoxO, which plays a central role in maintaining stem cell function and cellular resilience.
A new UK study found that many heat-related deaths occur during lower-level alerts, highlighting widespread gaps in awareness and response. Older people are particularly vulnerable to these risks, with lower engagement with warnings leaving them exposed.
A study reveals that older adults receiving government-funded home care struggle to access the support they need, often feeling overwhelmed by complex systems and limited budgets. The research highlights a significant gap in the program's capacity to provide person-centered care, particularly in areas like nutrition.
A web tool called Living Memory Home for Dementia Care Pairs facilitates collaborative reminiscence therapy, reducing feelings of pre-death grief and improving relationship quality. The app promotes well-being and connection between dementia patients and caregivers, leading to better care outcomes.
The 12th ARDD meeting emphasized the importance of reversing biological age and identifying molecular mechanisms that can be targeted to modify them. Researchers presented new biomarkers and AI-designed proteins to develop novel therapeutics, with a focus on integrated, multi-targeted therapeutic strategies.
A new gene catalogue provides comprehensive insights into premature aging disorders, highlighting the central role of genome maintenance and DNA repair pathways. The catalogue organizes genetic and clinical information for 56 syndromes and 160 distinct clinical entities, offering a valuable framework for future research.
A Rutgers Health study reveals that neighborhoods with greater access to community amenities, services, and infrastructure can reduce the risk of dementia in older Chinese immigrants. The researchers found that individuals living in more cognitively supportive neighborhoods declined more slowly with age.
A new study published in BMJ Open suggests that US states have experienced universal gains in cohort life expectancy between 1941 and 2000, with a two-phase pattern of rapid convergence followed by stagnation. This challenges previous estimates suggesting stark disparities across states, particularly in the South.
The study found that ATF5 plays a critical role in coordinating mitochondrial quality control and adaptive stress signaling in skeletal muscle. Absence of ATF5 resulted in increased muscle fatigability and elevated ROS production, highlighting its importance in maintaining muscle function with age.
Researchers at the University of Waterloo have discovered a safer and more effective way to treat Alzheimer's disease by combining anti-amyloid antibodies with molecules found in grapes, berries, peanuts, and turmeric. This combination approach neutralizes amyloid protein clumping in the brain, leading to better outcomes.
The Italian Society of Gerontology and Geriatrics has partnered with MDPI to publish its Journal of Gerontology and Geriatrics in open access. The journal, which was founded in 1953, will transition to a digital-only format starting with Volume 74, Issue 1 in March 2026.
Researchers found that older adults exhibit higher BOLD variability in cerebellar lobule VIIIb and greater modulation across task conditions. This modulation predicts performance in an age-dependent manner, with increased modulation linked to better performance in older adults.
A new international study by Adelaide University researchers found that genetics influence how lifestyle-behavioural factors impact ageing. Healthier ageing is associated with greater physical activity, better diet, and higher educational attainment, while smoking and suboptimal sleep duration have negative effects.
Boston University researchers Alice Cronin-Golomb and Plamen Ch. Ivanov have been recognized as AAAS fellows for their pioneering work on aging diseases and network physiology. Their research focuses on understanding the brain's function in healthy aging and age-related neurodegenerative diseases, such as Parkinson's and Alzheimer's.
Douglas P. Kiel, a senior scientist at the Hinda and Arthur Marcus Institute for Aging Research, has been elected to membership in the Association of American Physicians due to his significant contributions to advancing medical knowledge and improving health through scientific research and academic leadership. His research focuses on o...
Researchers found shared aging patterns in brain networks between humans and mice, highlighting a framework for studying cognitive aging and improving brain health. The study uses awake mice to examine how complex brain networks change with age, providing a platform for cross-species investigation.
Researchers found that people following a Mediterranean-style diet have higher levels of humanin and SHMOOSE, which are linked to protection against cardiovascular disease and neurodegeneration. The study suggests that specific components of the Mediterranean diet may directly influence mitochondrial biology.
Researchers developed two neural network models predicting human biological age based on blood biochemistry and gut microbiota. The models demonstrated high predictive accuracy and explainability, holding potential for monitoring intervention effects in clinical trials.
A QUT study found wide variation in GP involvement in voluntary assisted dying (VAD) in Queensland, highlighting the need for improved remuneration, streamlined processes, and broader education. GPs reported confusion about who was eligible and how to discuss VAD with patients.
A novel study found that using a topical testosterone gel in conjunction with exercise can selectively reduce visceral fat in older women who have suffered a hip fracture. This reduction in visceral fat has beneficial health impacts, including decreased risk of diabetes and cardiovascular disease.
A new platform, Build Better Bones, offers evidence-based guidance and practical resources for osteoporosis management. The platform, developed by the International Osteoporosis Foundation, provides a trusted place for people with osteoporosis to start their journey, with a focus on exercise, nutrition, and home safety.
Researchers found that D, L-buthionine-(S, R)-sulfoximine (BSO) replicates the anti-obesity effects of sulfur amino acid restriction without causing bone loss in male mice. The study suggests BSO as a promising tool for dissecting the beneficial versus deleterious axes of sulfur amino acid biology.
Experts will address critical issues in voluntary assisted dying and dementia, including community attitudes, Indigenous perspectives, and organ donation. The conference, open to the media and public, features over 130 presentations on VAD and its intersection with dementia.
Research reveals that aging significantly alters the electron transfer behavior of pyrogenic carbon in soils and environments, with some materials becoming more electron-conductive while others become less so. These changes can influence nutrient cycling, pollutant degradation, and microbial processes in environmental systems.
Researchers developed a fast, non-invasive, and affordable diagnostic tool using retinal images to differentiate between ALS and Alzheimer's disease. The tool, based on polarized light analysis, accurately predicted disease severity and type with high accuracy.
Aging gut affects memory formation, new study reveals gut microbiome plays a critical role in cognitive decline, but altering gut-brain communication can reverse effects in mice
The Alliance trial explores the combination of zanubrutinib and sonrotoclax for CLL treatment, aiming to send cancer into remission and allow patients to stop treatment earlier. The study has the potential to be life-changing for patients and their families, reducing the burden of ongoing therapy and improving quality of life.
A new study reveals that p38 MAPK plays a key role in epigenetic regulation of fibrotic genes in lung fibroblasts, particularly in senescent cells. Pharmacological inhibition of p38 MAPK significantly reduced α-SMA and Col3A1 expression, suggesting a potential therapeutic target for treating age-related fibrotic diseases like IPF.
The Alliance for Clinical Trials in Oncology is spotlighting new trials for colorectal cancer in March, focusing on early detection methods and treatments for treatment delays and loss of appetite. The trials aim to improve patient outcomes, with several enrolling patients with newly diagnosed colon or rectal cancer.
A new report finds that nearly nine in 10 primary care providers use standardized paper assessments, but are interested in adopting digital cognitive assessments. The surveys revealed key priorities for enabling broader adoption, including providing more support to clinicians.
A scoping review found that shorter, simpler programs with caregiver support lead to better outcomes for dementia patients. Mind-body interventions can improve depression, anxiety, stress, and quality of life, especially when tailored to individual needs.
A new study reveals that fecal transplants from older female mice significantly improve ovarian function and fertility in young mice. The transplants show a direct link between the gut microbiome and ovarian health, with potential implications for fertility and overall health as women age.
A new metabolic theory proposes that a decline in glycolytic ATP production is the fundamental mechanism limiting lifespan. Species with an optimal rate of decline survived, suggesting that maintaining a stable glycolytic flux may support repair processes and tissue regeneration. The authors propose testing this hypothesis through expe...
A recent study found that higher IL6 levels are associated with increased mortality, while genetically higher IL6R levels reduce all-cause mortality through cardiovascular mechanisms. The researchers suggest that IL6R antagonism may be a potential strategy for preventing cardiovascular disease.
Researchers found that perfluorononanoic acid (PFNA) and perfluorooctanesulfonamide (PFOSA) accelerate biological aging in middle-aged men, with effects being strongest in this age group due to lifestyle factors. PFAS pollution has been linked to human cancers, obesity, infertility, and hormonal imbalances.
A new study from Duke University Medical Center suggests that a simple blood test can accurately predict short-term survival in older adults by detecting specific piRNA molecules. Lower levels of these molecules are linked to longer survival, echoing patterns seen in simple organisms where reducing them can extend lifespan.
The Barshop Institute will conduct the VITAL-H trial, evaluating the repurposing of FDA-approved medications to delay age-related health decline in generally healthy middle-aged adults. The trial aims to preserve everyday abilities during a critical window of midlife aging.
A six-month study found that consuming 43 grams of peanut butter daily significantly increased muscle power in older adults. This improvement enables them to perform daily activities like stair climbing and rising from a chair more efficiently.
A new poll finds that pets contribute to healthy aging benefits for older adults, including increased sense of purpose and reduced stress. However, 31% of pet owners aged 50+ report that owning a pet strains their budget, mainly due to financial costs.
Researchers developed a new single-cell transcriptomic clock called Tictock to measure aging in specific immune cells. The study found that COVID-19 and HIV alter T cell composition and accelerate the biological age of naïve CD8 T cells, while long-term antiretroviral therapy stabilizes T cell proportions.
A study of 77,947 patients found that those over 80 and with low initial ADL scores benefited from holiday rehabilitation. This suggests prioritizing interventions for elderly and independent individuals can lead to better outcomes.
Researchers highlight polyploidy-induced senescence as a coordinated biological program that may drive aging, tissue repair, and cancer risk. Polyploidization in healthy tissues could help maintain organ structure and barrier integrity, but its instability can promote chromosomal instability and malignant transformation.
Researchers from Arizona State University are addressing the challenges of aging, loneliness and cognitive decline through innovative technology-enabled interventions. The university's Edson College is leading a panel discussion on scalable solutions for older adults living alone with cognitive decline.
A new study from Trinity College Dublin shows that one in eight older people in Ireland require medical attention for falls annually, with significant gaps in prevention and access to specialist services. The study highlights the need for a coordinated national approach to address this growing issue.
The new GSA video series highlights the KAER framework's four steps to improve timely detection of cognitive impairment and enhance dementia care. Clinicians share insights on implementing the framework, emphasizing the importance of early conversations and activated ecosystems of care.
The supplement issue documents unprecedented progress in establishing dementia as a public health priority, with brain health and caregiving now core components of public health practice. The Healthy Brain Initiative and BOLD Act have built a robust framework prioritizing brain health.
Recent research highlights thriving as a cornerstone of high-quality aged care, encompassing medical, social, and psychosocial competencies. Factors influencing thriving include resident attitude, care quality, activities, environment, and health.
A UC San Diego study found that older women with a history of depression and anxiety had a 78% higher risk of developing long COVID. The researchers analyzed data from the Women's Health Initiative and hope to inform preventative measures for public health officials and policymakers.