Articles tagged with Aging Populations
The 18th Key Symposium on Healthy Ageing and Longevity takes place in Okinawa, bringing together world experts to discuss the latest research on blue zones. The symposium aims to promote both longevity and healthy ageing to reduce age-related diseases and healthcare burden.
Researchers found that enhancing NMDAR function via increased serine racemase expression improved attention and cognitive flexibility in middle-aged rats. Upregulating serine racemase in the medial prefrontal cortex also increased glutamatergic synaptic transmission, including NMDAR activity.
Researchers found that higher selenium levels were associated with lower blood pressure and HDL concentration in middle-aged women. The study suggests that selenium may moderate the effect of genetic variants on MetS components, such as waist circumference.
Researchers found that Indigenous populations with limited food availability have slower brain aging, while industrialized populations experience faster cognitive decline. Beyond a certain point, excessive energy gain from food intake is associated with smaller brain volumes and faster aging.
A new study reveals a protein in the nervous system regulates collagen expression, potentially extending human lifespan as temperatures rise. Mutant worms with increased collagen production lived longer and looked younger than wild-type worms under warm temperatures.
Researchers found that using monoclonal antibodies within two days of a COVID-19 diagnosis reduced the risk of hospitalization or death by 39% compared to those who did not receive treatment. This finding suggests that early treatment with monoclonal antibodies significantly reduced the severity of COVID-19.
Researchers found that metformin + leucine (MET+LEU) treatment prevents myotube atrophy by reversing cellular senescence and improving proteostasis. The study used C2C12 myoblasts, aged mouse single myofibers, and human primary myotubes to demonstrate MET+LEU's skeletal muscle cell-autonomous properties.
A study explores how people remain productive and find meaning in later life, revealing key lessons from experts like John Cook, Judy Woodruff, and Chris Labenz. The research highlights the importance of following one's passion and not retreating to a conventional retirement lifestyle.
A recent study found that genetic risk scores are more predictive of Alzheimer's disease in adults over 65 than age. The study used machine learning models to rank risk factors, including household income, which emerged as an important risk factor. The findings suggest considering genetic information when working on Alzheimer's disease.
Overdose mortality among people aged 65 and older has quadrupled, driven by illicit drugs like fentanyl, heroin, and synthetic opioids. Researchers call for updated Medicare coverage and harm reduction supplies to curb the trend.
A UCF research team, in partnership with the City of Orlando, aims to prevent falls among older adults through a low-cost, portable technology-based intervention. The project seeks to address public health disparities and support the development of affordable housing options.
Researchers examine how chronological and biological age impact vaccine effectiveness, finding that both factors influence immune system capacity to mount responses. The study highlights the need for further research into 'immune aging' risk and departures from healthy aging.
A primary care program promoting health in older adults was successfully implemented but lacked significant clinical benefits. The Health Teams Advancing Patient Experience: Strengthening Quality (TAPESTRY) trial found no impact on hospitalizations or physical activity, despite positive effects in a previous study.
A new study warns of a rise in potentially fatal infections caused by bacteria found along parts of the US coast, driven by global warming. The number of Vibrio vulnificus infections has increased from 10 to 80 per year over 30 years, with cases now found further north than ever before.
Researchers discovered that mechanical loading can exacerbate inflammation in aged muscles, hindering healing. However, combining mechanotherapy with anti-inflammatory treatment significantly improves healing in aged muscles.
A growing connection between diabetes, oral health, and dementia highlights the importance of dental care and diabetes management as we age. Older adults with both poor oral health and diabetes experience accelerated cognitive decline, emphasizing the need for regular dental visits and adherence to diabetes treatment.
Recent studies have identified key psychological processes, such as repetitive negative thinking and self-reflection, that may impact cognitive aging and dementia prevention. Researchers propose incorporating psychological elements to reduce dementia risk through cognitive-behavioral interventions.
A recent study published in the American Journal of Emergency Medicine found that men over 65 are at a higher risk of developing skull fractures due to head trauma from falls. The research compared geriatric males and females, with surprising results indicating males had a significantly increased incidence of skull fracture.
A new analysis finds that Canada's physician workforce is facing significant challenges due to an aging population and decreasing working hours. The study suggests that traditional metrics for workforce planning are misleading, and a more nuanced approach is needed to inform government and medical profession decisions.
Lung cancer death rates are projected to decrease overall in the EU and UK in 2023, however, a concerning trend is observed among women in France, Italy, and Spain. Meanwhile, pancreatic cancer death rates are forecasted to rise among women due to continued smoking habits.
Researchers explore cellular senescence's complex relationship with growth stimulation and cell cycle arrest, revealing potential anti-aging drug targets. Understanding these mechanisms is crucial for developing new treatments for age-related diseases.
A new screening tool developed by Cleveland Clinic researchers can effectively detect mild cognitive impairment, early Alzheimer's disease, and other related dementias in older adults. The tool has been shown to identify 90% of patients with mild cognitive impairment, offering a potential solution for early detection and prevention.
Researchers discovered that telomere shortening is associated with early subjective depressive symptoms and cognitive complaints among healthy elderly individuals. The study also found a link between telomere shortening and increased interleukin-6 levels.
Researchers from Cornell University recommend that planners in suburban and rural communities focus on promoting recreational programs, expanding transportation options, and creating safer environments to help an aging population get more exercise. The study found that demographic factors, such as minority populations and lower incomes...
A study by MedUni Vienna's Center for Public Health used GPT-3 to analyze the potential of AI in addressing societal megatrends, including digitization, urbanization, and climate change. The findings suggest that AI can improve understanding of these complex issues and provide suggestions for solutions.
A study by University of Illinois researchers found that nearly one-third of Black and Latina women experienced depressive symptoms during the pandemic. Women who prayed reported different effects on depression rates among these two groups, highlighting the need for targeted coping strategies.
A novel ensemble learning model has achieved an accuracy of 96 percent in predicting mild cognitive impairment and dementia in older drivers. The two most influential driving variables are the right to left turn ratio and the number of hard braking events.
A community-integrated intermediary care (CIIC) model in Thailand reduces caregiver burden by 39.4% and improves seniors' functional ability, while also providing formal care and technical training for family caregivers.
A recent study found that metformin users had distinct DNA methylation profiles compared to non-users, potentially revealing its role in longevity. The research identified several pathways related to delirium and aging, highlighting the need for further investigation into metformin's mechanism of action.
Researchers examined three epigenetic age acceleration measurements and found inverse associations with lung cancer risk in men and younger participants. However, these findings did not support a positive association between epigenetic age measures and lung cancer risk in the study.
Research finds that older workers who are motivated to grow and develop at work, as well as those in organizations that encourage learning, are more likely to stay. An age-inclusive environment also aids in retention by mitigating age stereotypes and removing barriers for training participation.
Salk scientists discovered that when telomeres become very short, they communicate with mitochondria, triggering an inflammatory response. This process destroys cells that could become cancerous, preventing cancer formation. The findings highlight the importance of studying interactions between telomeres, mitochondria, and inflammation.
A new study found Black South Africans who migrated to find work reported better emotional well-being and were at lower risk for depression after the move. The research may help policymakers tailor mental health resources to underprivileged migrants and those seeking economic mobility.
According to hyperfunction theory, menopause is also a disease. Aging is a quasi-programmed disease that can be partially treatable by rapamycin. The author suggests that slowing aging may delay the onset of diseases like prostate cancer, obesity, and hypertension.
A study found that stock photography sites have limited representation of diverse populations, particularly people with darker skin tones and lower socioeconomic status. This limitation makes it challenging for organizations to develop effective communication tools to reach these groups.
Researchers found that clearance of p16Ink4a-positive cells did not impact β-cell mass, but improved β-cell function and proliferative capacity in a subset of HFD mice. The targeted subpopulation of β-cells is non-proliferative and non-SASP producing.
Researchers analyzed over 500,000 patient records and found that patients diagnosed at age 70 were nearly twice as likely to be passed over for post-surgical radiation therapy. This significant gap in treatment recommendations suggests that cognitive heuristics play a major role in physician decision-making.
Researchers found that the F-box gene FBXC-58 is a novel mediator of dietary restriction effects on extending the health span of Caenorhabditis elegans. FBXC-58 prevents muscle aging and extends longevity through an S6 kinase-dependent pathway.
A new study led by the University of California San Diego found that daily walking and moderate-to-vigorous physical activity significantly reduced the risk of developing mild cognitive impairment or dementia in senior women. With each additional 1,865 steps per day, the risk was lowered by 33%, while moderate-to-vigorous physical acti...
In a mouse model of laser-induced CNV, RORα expression was highly increased in the choroidal/RPE complex post-laser, while loss or inhibition of RORα worsened CNV with increased lesion size and vascular leakage. RORα negatively regulates pathological CNV development by modulating angiogenic response and inflammatory environment.
A recent study from West Virginia University found that states permitting nurse practitioners to exercise full practice authority (FPA) tend to have a more diverse and racially aligned NP workforce. In FPA states, Black NPs serve 2.8% more Black Medicare beneficiaries than in non-FPA states.
A recent study found that social support has a significant impact on depression risk, particularly in individuals with high genetic risk scores. The research used data from two groups: first-year doctors and recently widowed older adults, showing that those who gained social support during stressful times had lower depressive symptoms.
A new twin study by Karolinska Institutet suggests that the same genes may be behind both cardiometabolic diseases and dementia. The study found that individuals with multiple cardiometabolic conditions had a significantly increased risk of developing dementia.
A recent study by North Carolina State University found that adult children in separated families receive substantially less emotional, material, and instrumental support from their parents. This often results in disadvantages for these children due to limited access to resources. The study also highlights the importance of providing a...
A study by Plamen Nikolov and Shahadath Hossain found that access to retirement plans can lead to significant adverse effects on cognitive functioning among the elderly. The researchers discovered that pension benefits and retirement resulted in reduced cognitive performance, particularly among females.
A new study finds epigenetic aging is associated with aberrant neural oscillatory dynamics serving visuospatial processing in people with HIV. Participants showed accelerated biological age and different brain activity patterns compared to controls, suggesting a link between biological aging and neural function in PWH.
Researchers developed a new epigenetic biomarker, GrimAge version 2, which leverages two DNAm-based estimators of plasma proteins to predict mortality risk. The study found that GrimAge 2 outperforms existing clinical biomarkers in predicting mortality across multiple racial/ethnic groups and associations with age-related conditions.
A study followed over 7,000 Canadians for three years to find that being female, physically active, and not obese were key to maintaining excellent health. Factors such as high income and social support also played a crucial role in optimal aging.
Researchers found that participants who lived alone and reported strong cohesion with their neighbors had a similar risk of death compared to those living with others. Living alone is associated with various poor health outcomes, including depression, cardiovascular disease, dementia, and premature death.
Researchers from Nagoya University found that 5G network telemedicine is effective in providing telerehabilitation and teletreatment in a remote community. The study showed that 5G transmitted high-definition images with low latency, reducing the need for physical therapist visits and improving patient outcomes.
The Global Roadmap for Healthy Longevity aims to design societies that benefit both older and younger individuals. Investing in the health, well-being, and purpose of older adults can yield great rewards for all ages, fostering productive lives, social capital, and a sense of fulfillment.
Researchers found that a one-year increase in retinal age was associated with a 10% higher risk of incident kidney failure over 11 years. Retinal age gap, a non-invasive biomarker based on retinal imaging, may help identify people at elevated risk for kidney failure.
Researchers found that glutaminase inhibitor BPTES selectively eliminates senescent dermal fibroblasts, improving skin aging phenotype by increasing collagen density and cell proliferation. The study suggests BPTES as a potential therapeutic agent for skin aging, offering new treatment options.
Researchers at the University of Gothenburg found that using warmer brain irrigation fluid can halve the number of repeat operations needed to remedy bleeding under the cranium. This method involves replacing room temperature irrigation fluid with body temperature fluid, resulting in a significant reduction in surgical interventions.
A daily cup of black tea could help reduce extensive abdominal aortic calcification (AAC) and lower cardiovascular risk late in life. Flavonoid intake from other sources like fruits, nuts, and dark chocolate may also offer protection.
Researchers are exploring how aging affects communication between bone and muscle, finding that imbalance can lead to muscle loss, falls, and bone fractures. They aim to develop novel interventions to restore this balance, potentially treating osteoporosis and sarcopenia.
The SuperAgers Family Study aims to identify genetic and biological factors of healthy aging. The study will provide insights for decades to come, assisting researchers in developing new therapies.
A new study found racial and ethnic disparities in brain aging among middle-age and older adults. In late life, Latinx and white adults experienced more pronounced brain aging, while Black adults showed accelerated brain aging in midlife.
Researchers found drastic differences in microglia marker Iba1 and factors influencing Sirt1 levels and activity between elder groups. Preserving microglia and Sirt1 functional efficiency is crucial for longevity.
A University of Gothenburg study finds that light physical activity can lead to milder symptoms and improved survival rates for patients with intracerebral hemorrhage. The research shows a clear link between physical activity and reduced severe symptoms, as well as higher survival rates compared to those who are less active.