Articles tagged with Aging Populations
Dr. Eric Sun's groundbreaking work uses spatial aging clocks to measure biological age at the individual cell level, identifying specific cell types that drive brain aging in neighboring tissues. His machine learning models reveal complex intercellular communication networks that determine aging rates.
A new study reveals that Rapamycin has a comparable life-extending effect to dietary restriction in eight species of vertebrates. The compound, originally developed as an immunosuppressant, offers similar benefits without the need for caloric restriction.
Dr. Sophia Shi's groundbreaking research reveals that the glycocalyx deteriorates with age, leading to blood-brain barrier dysfunction and cognitive decline. Her work provides concrete molecular targets for drug development and may lead to treatments that address the root causes of neurodegeneration.
Researchers used a premature aging mouse model to study the effects of age and sex on osteocyte networks and bone structure. Aged PolgA mice showed accelerated skeletal aging, reduced osteocyte connectivity, and increased frailty, with males exhibiting more pronounced changes.
Researchers developed a blood-based proteomic score to predict healthy aging and age-related diseases. A lower score is associated with higher mortality and disease risk, offering a powerful tool for understanding biological aging.
A cohort study reveals high support for care economy policies among all political affiliations, suggesting a policy window to address the needs of aging populations and those with disabilities. The results also highlight the importance of considering caregiving responsibilities when evaluating support for care economy policies.
Researchers found no significant decline in taurine levels with age across humans, monkeys, and mice, suggesting it may not be a reliable marker of aging. Instead, individual physiological contexts shaped by genetic, nutritional, and environmental factors influence its impact.
The CIAO study found that centenarians in Cilento, Italy, adhere to a Mediterranean diet rich in fresh fruits, vegetables, and olive oil, which pays health dividends. They also exhibit coordinated immune responses and social engagement, maintaining cognitive integrity and emotional stability.
A large study found that drinking caffeinated coffee in midlife is associated with a lower risk of chronic diseases and better mental health as women age. Drinking decaf or tea did not show the same benefits, while cola consumption was linked to a lower likelihood of healthy aging.
A new study found that problems with accessing high-quality care were a major driver for switching Medicare Advantage plans, not cost concerns. Dissatisfaction with medical care access was more common among those in poor health, and those who enrolled in MA plans with low star ratings were also more likely to switch.
A study found that cannabis use among older adults in the US has reached a new high, with 7% of adults aged 65 and over reporting current use. The profile of those who use cannabis has changed, with pronounced increases in use by college-educated, married, female, and higher-income individuals.
Old neurons exhibit unique defects resulting from molecular stress, making them more vulnerable to neurodegeneration. The study sheds light on the molecular mechanisms behind brain cell deterioration, which could lead to new therapies for preventing neurodegenerative diseases.
A new study found that adopting the MIND diet is linked with reduced dementia risk, even among older adults. Those who improved their adherence to the diet over time showed a greater pattern of risk reduction.
A new research paper published in Aging-US identified unintentional weight loss as the strongest predictor of fall risk among Taiwanese elderly. The study found that analyzing each frailty feature individually provided more accurate predictions of fall risk than using a broad frailty label.
A study found that prescribing guideline-directed medical treatment to patients 90 years and older following their first heart attack can improve survival rates. The greatest benefit was observed in those who received all four recommended therapies, including beta-blockers and renin-angiotensin-aldosterone system inhibitors.
Researchers used machine learning to classify older adults in Japan by physical and cognitive functions. Five functional subtypes were identified, including severe multicomponent and moderate physical types, which showed higher risks of death and hospitalization respectively.
A study from Imperial College London and Coventry University found that older adults with positive self-perceptions about ageing are less likely to experience physical problems after a fall. They were also more likely to physically recover in the months following a fall.
Research highlights potential link between microplastics in ultra-processed foods and brain health, with possible connections to depression and dementia. The studies propose a novel hypothesis connecting ultra-processed food consumption, microplastic exposure, and mental health outcomes.
The USC Parris Longevity Accelerator aims to develop early interventions for age-related diseases, including osteoarthritis and cardiovascular disease, through AI-driven diagnostic tools and targeted therapeutics. The initiative could lead to therapies that preserve mobility and restore strength in older adults.
A cohort study found that high-quality carbohydrate intake and dietary fiber consumption were positively correlated with healthy outcomes in older adulthood. The study suggests that focusing on carbohydrate quality may be crucial for maintaining overall health as people age.
A new robot designed to physically support the elderly and prevent falls as they move around their homes. The Elderly Bodily Assistance Robot (E-BAR) has a set of robotic handlebars that can be used for support, with airbags that inflate instantly to catch users if they fall.
A new AI tool, FaceAge, estimates a person's biological age from their facial characteristics, which is associated with cancer survival outcomes. The tool outperforms clinicians in predicting short-term life expectancies for patients receiving palliative radiotherapy.
A study published in the Journal of Internal Medicine found that individuals with Down syndrome have a higher risk of age-related cardiovascular diseases, particularly ischemic stroke and hemorrhagic stroke. The researchers also noted an increased risk of heart attack in young people with Down syndrome.
Researchers will gather in Italy to review a decade of work on promoting healthy aging and extreme longevity. The study aims to identify key factors that contribute to the remarkable health of residents over 100 years old.
A new MRI technique measures a person's 'functional age' of their heart, revealing how unhealthy lifestyles add years to their heart's aging process. This method has the potential to transform heart disease diagnosis and offer a lifeline to millions by catching problems early.
Researchers have identified Clusterin as a novel marker capable of functionally categorizing aged HSCs. Clu-positive HSCs showed an increased propensity towards differentiating into platelets or myeloid cells, while Clu-negative HSCs maintained a balanced cell production approach typical of younger stages.
A study from the University of Missouri found that caregiving stress looks different for adults who are only children compared to those with siblings. Adult only children faced greater emotional and financial strain, while support from friends or extended family improved mental health for caregivers with siblings.
A study of 120,238 Ontario long-term care residents found that 20% became permanently unable to make everyday decisions, with 13% becoming totally dependent on care. Advance care directives reduced time spent living with severe disability.
Researchers from Bar-Ilan University discovered a link between protein modifications and extended lifespan in long-lived mammals. The study identified posttranslational modifications associated with increased resilience against age-related diseases, such as cancer and diabetes.
A study by University of Eastern Finland found that the likelihood of functional limitations decreased in all labour market groups during the first year of COVID-19 pandemic. This improvement was most noticeable in countries with moderate restrictions.
A study of 50-90 year olds across 29 countries found that middle-aged Americans experience high levels of loneliness, unlike other countries. The reasons for this vary by country, but factors like unemployment, depression, and poor health contribute to the problem.
A new study from the University of California - San Francisco suggests that telehealth can be an effective treatment option for women experiencing urinary incontinence after giving birth. The research found significant improvements in symptoms, regardless of whether women received physical therapy in-person or via telehealth.
A cohort study found that hearing loss is associated with an increased risk of incident dementia in older adults. Treating hearing loss may help delay dementia onset for a large number of people, suggesting potential benefits for dementia prevention.
A new UBC study examines how long-term social patterns impact eating habits in older adults. Women who engage in a variety of social activities tend to maintain healthier diets, while those with fewer or no interactions show declines.
Research found that urban older adults experience higher life satisfaction due to instrumental support, while rural counterparts benefit from emotional support. Rural individuals with financial support report lower life satisfaction.
A study found that 76% of people aged 50+ have patient portal accounts, with 65% sending at least one message in the past year. However, 13% report paying co-pays or charges for these interactions, especially those with Medicaid or low incomes.
A new study published in PLOS Digital Health found that older drivers with GPS navigation systems tend to drive more frequently, suggesting these tools help maintain driving mobility. The research reveals that using GPS can alleviate spatial orientation difficulties and support older adults' independence on the roads.
A recent study published in the Journal of Ageing and Physical Activity found that older adults exhibit similar or even less muscle damage than young adults after exercise. Muscle soreness was consistently lower in older adults, with reductions of around 34% at 48 hours and 62% at 72 hours compared to younger individuals.
The University of Texas at Arlington has launched a new Mobile Simulation Lab to tackle workforce and training challenges in rural areas. The lab, equipped with advanced patient manikins and simulation bays, will provide specialized training for local healthcare providers to expand their expertise.
People with heart failure who can travel outside their home without assistance are less likely to be hospitalized or die within a year. Life-space mobility, a measure of how far patients move in their communities, is a reliable marker of risk for adverse outcomes in chronic diseases.
Researchers developed SenePy, a powerful new software platform that identifies aging cells in organs and tissues. The tool helps analyze genetic signatures distinguishing senescent cells from their healthier neighbors, enabling the study of cellular senescence and its role in diseases such as cancer, heart attacks, and brain inflammation.
A study of over 105,000 individuals found that following a healthy diet rich in plant-based foods and moderate animal-based foods can promote overall healthy aging. The Alternative Healthy Eating Index (AHEI) was the leading dietary pattern, emphasizing fruits, vegetables, whole grains, and healthy fats.
A USC study found proteins and pathways involved in inflammation are associated with changes in bone mineral density (BMD) over time. The research identified potential biomarkers that could serve as early indicators of a person's risk for bone health issues later in life.
A study found that RSV hospitalization rates increase progressively with age among older adults in Spain, with those over 85 years old facing the highest risk. Certain chronic conditions, such as blood cancer, COPD, and cardiovascular disease, also significantly increase the risk of hospitalization.
The American Heart Association emphasizes the importance of brain health, citing a growing burden of dementia and neurological conditions worldwide. By adopting healthy behaviors and addressing modifiable risk factors, individuals can improve their cognitive function and reduce the risk of age-related decline.
Breast cancer death rates are predicted to increase in EU patients aged 80 years and older, while falling in all other age groups. This is attributed to a lack of regular screening and access to modern treatments.
This theme issue explores digital health solutions to address social isolation, health literacy, and cultural influences on aging health. Contributors are encouraged to submit their work by September 30, 2025.
Researchers found that high-fat diets caused significant changes in the brains of aged rats, including inflammatory markers and impaired memory functions, even after only three days. The study suggests that aging and diet-related inflammation may be key factors contributing to age-related memory decline.
Researchers discovered that females' dormant X chromosome reactivates in late life, expressing genes related to brain development and cognitive health. This phenomenon may explain why women outlive men and retain their cognitive abilities longer.
A study found that 10% of South Asian immigrants aged 45 and older in Canada had hypothyroidism. Higher dietary intake of fat, lower consumption of fruits and vegetables, and increasing age were associated with a higher risk of the condition. Early recognition and treatment are crucial to minimize preventable health impacts.
Researchers developed a frailty index using electronic health record data from over 500,000 patients, identifying those at high risk of adverse health outcomes. The tool classifies patients as robust, pre-frail, frail or very frail based on age-related health deficits.
New UCLA-led research finds that Paxlovid does not significantly reduce COVID-19 hospitalization and mortality among vaccinated older adults. The study suggests that Paxlovid's potential effect on COVID-19 hospitalization in vaccinated older adults is four times weaker than originally reported.
A new study reveals US hospital occupancy has surpassed pre-pandemic levels, driven mainly by a 16% reduction in staffed hospital beds. This could lead to a bed shortage as early as 2032, posing significant risks to patient safety and mortality rates.
Swimming in lakes with still water can lead to infection with Legionella bacteria, causing pneumonia. Risk factors include age over 50, smoking history, and compromised immune systems. Clinicians should suspect legionnaires' disease in patients with severe pneumonia and recent travel history.
A new research paper found that physical activity (PA) is associated with better sleep quality in older adults during social isolation. Reduced levels of PA had a negative association with the quality of sleep in four studies, while one study found improved sleep patterns among active individuals.
Researchers are exploring the effects of herring roe omega-3 on exercise metabolism and recovery in active females. The study aims to investigate its benefits for supporting a healthy lifestyle across all ages, including muscle function, metabolism, and cognitive health.
A study by the University of Tokyo reveals that fine particulate pollution PM2.5 exacerbates pre-existing conditions in elderly populations, leading to higher hospitalization rates and premature mortality, with significant socioeconomic challenges for rural regions with limited medical resources.
A new study from Penn State finds that oral tissue samples significantly affect epigenetic clock accuracy, leading to older age estimates. Researchers tested five tissue types and seven epigenetic clocks, concluding that blood-based samples are more accurate in measuring biological age.
A recent study led by Heike Bischoff-Ferrari found that taking omega-3 fatty acids slowed down biological aging across several epigenetic clocks by up to four months. The combination of omega-3, vitamin D, and strength training proved to be even more effective in slowing down the biological aging process.
A six-week stress management program, O'stress, has been shown to improve the emotional health of seniors by increasing problem-solving strategies and reducing anxiety. The program also addresses emotional contagion, a significant factor in psychological distress among seniors.