aging

New research suggests caffeine may reshape how cells handle energy, stress, and survival. That morning cup of coffee does more than sharpen your focus. Caffeine, the stimulant found in everything from espresso to energy drinks, interacts with some of the most fundamental systems that keep cells alive and functioning. Scientists have long linked it to [...]

Finding may lead to new treatments and preventive measures for cognitive disease

IntroductionAgainst the backdrop of population aging and rapid digitalization in China, the new generation of older adults faces a growing paradox of digital inclusion. While digital participation can generate important benefits, it may also produce physical discomfort, health risks, psychological strain, and behavioral dependence.MethodsTo achieve healthy and sustainable digital participation, t…

Humor is a universal human experience, enjoyed and expressed across all stages of life. While numerous studies have explored the developmental aspects of humor, relatively little research has focused on humor in older adults. Yet, humor remains a valuable psychological and social resource, aiding in stress management and fostering meaningful social connections. This study aims to explore individu…

Doug Whitney has a genetic mutation that means he should have developed Alzheimer’s disease decades ago, but his long-term work in hot engine rooms may have protected him in a similar way to sauna therapy

Hello, researchers! Today, I want to spotlight a critical, yet often overlooked, intersection in public health and environmental science: the impact of climate change on the aging population. As extreme weather events become the new normal, how are our most vulnerable demographics faring?

A new study suggests travel could be a surprisingly powerful anti-aging tool. By viewing tourism through the lens of entropy, researchers found that positive travel experiences may help the body stay balanced and resilient. Activities like exploring new places, staying active, and connecting with others can boost immunity, metabolism, and stress recovery. However, stressful or unsafe travel could…

Older adults often experience a sharp increase in depressive symptoms in the final years of life. New research reveals this "terminal decline" accelerates about four years prior to death, with men experiencing steeper mood drops than women.

(NYT) – Some consider the regular feeding of late-stage dementia patients to be nonnegotiable. Others see it as extending life unnecessarily. Within a few years of that, Ms. Lawson could utter only a string of unintelligible sounds and had lost … Read More

Many people spend most of the day sitting down, increasing their risk of developing conditions such as dementia. But after following 20,000 Swedes for 19 years, health researcher Mats Hallgren found that you can protect your brain without even getting up. All you have to do is to increase one particular activity that you probably associate with pure relaxation.

A massive review of over four million people suggests that better cardiovascular fitness protects the mind. Published in Nature Mental Health, the research links higher physical fitness levels to a lower risk of depression and dementia.

ObjectiveTo identify sleep-disordered breathing phenotypes in older adults with depressive disorder and obstructive sleep apnea-hypopnea syndrome (OSAHS) and to evaluate their associations with systemic inflammation.MethodsElderly patients with depressive disorder and OSAHS were consecutively enrolled from January to December 2025. A Gower distance matrix was constructed and phenotypes were deriv…

Somewhere in your bloodstream, a type of white blood cell is quietly doing double duty. Monocytes are foot soldiers of the immune system, dispatched to sites of infection and inflammation with workaday efficiency. But these cells are also, it turns out, keeping a kind of biological diary, accumulating chemical modifications to their DNA that record how fast they are aging. And a new study suggest…

Scientists have long known that men and women do not experience health in exactly the same way. For example, women often have stronger immune systems, which means they respond better to vaccines and fight infections more effectively. However, this stronger response also comes with a downside, as women are more likely to develop autoimmune diseases, […] The post Why men and women age differently: …

Calorie restriction lowers C3, an immune protein tied to aging and inflammation, improving health without requiring weight loss. Cutting calories has long been linked to longer life—but there’s a catch. In animals, dialing back food intake can delay disease and extend lifespan, yet pushing it too far begins to backfire, weakening immunity and disrupting basic [...]

Osteopenia causes reduced bone density without symptoms, driven by aging, hormones, and lifestyle factors. Early detection and healthy habits can prevent worsening and reduce fracture risk. About 40% of adults worldwide have osteopenia, a condition marked by reduced bone mineral density. It is especially common among postmenopausal women and older adults. In the UK alone, [...]

New research suggests the brain may already possess underutilized mechanisms to combat Alzheimer’s disease. What if the brain already has the tools to fight Alzheimer’s, but just needs a boost to use them? Scientists at Baylor College of Medicine have uncovered a way to switch on a natural cleanup system in the brain that removes [...]

Russia is developing what officials have described as a “vaccine against aging,” a gene therapy drug aimed at slowing cellular aging by blocking a receptor linked to age-related changes in the body, the deputy science minister said Thursday. Denis Sekirinsky, Russia’s deputy science and higher education minister, said the experimental treatment would target the RAGE […]

Statistics show clear differences in the population’s immune system according to sex: men are more susceptible to infections and cancers, while women have stronger immune responses, which translate, for example, into better responses to vaccines. Even so, with a more reactive immune system, the probability of the body attacking itself also increases, causing 80% of […]