Aging brain biology actively shapes brain tumor progression, treatment resistance, and cognitive decline, according to a review published in Ageing and Cancer Research & Treatment. Rather than viewing aging as a passive background variable, the study—titled “Navigating the aging brain: The interplay between brain malignancy and the aging microenvironment”—proposes that the physiological shifts of an … Read more
Electronic health record systems frequently fail to document menopause status, reproductive staging, and symptoms consistently, creating gaps in women’s health care quality and clinical research, according to a scoping review published online in the journal Menopause. Researchers found that vital midlife health data is often incomplete, inconsistently coded, or buried within unstructured physician notes across … Read more
According to a study published in the journal Nature Medicine, age-related cognitive decline in humans is linked to the dysfunction of oligodendrocytes, the brain cells responsible for forming myelin. Researchers from the University of Edinburgh and the UK Dementia Research Institute analyzed brain tissue from participants in the Lothian Birth Cohort 1936 to track how … Read more
According to a study published in the journal Nature Medicine, researchers analyzing 51 longitudinal intervention studies in the TranslAGE database have discovered why certain epigenetic aging biomarkers track biological changes far more reliably than others. Clocks trained to predict mortality or the pace of aging showed the strongest responsiveness across lifestyle and pharmacological longevity interventions, … Read more
Rare CD4 cytotoxic T lymphocytes reach strikingly high levels in people who live beyond 110, revealing an unusual pattern of clonal expansion and functional flexibility, according to a study published in the journal Cell Reports. Researchers characterising these immune cells found that supercentenarians maintain immune profiles that exhibit advanced differentiation without the typical markers of … Read more
Physical assessments like hand grip strength evaluations, balance tests, and the viral sit-to-stand floor challenge offer valuable indicators of an older adult’s stamina, lower-body strength, and fall risk, according to medical experts. However, researchers caution that these functional screenings cannot reliably predict a person’s lifespan. Viral Sit-to-Stand Tests and Physiological Age Screenings The “sit-to-stand” movement … Read more
According to a study tracking more than 13,000 community-dwelling older adults in Taiwan, physical fitness assessments such as the 8-foot up-and-go test can indicate a person’s mortality risk over a seven-year period. Researchers found that participants who performed best on standardized fitness evaluations were about half as likely to die during the follow-up period compared … Read more
Accelerated biological age (ABA) in midlife serves as a significant predictor for cardiovascular disease, dementia, and mortality, according to a longitudinal study published in Scientific Reports. Researchers analyzing nearly three decades of data from the Framingham Offspring Study found that individuals with a higher biological age than their chronological age faced elevated risks of these … Read more
A biological age score derived from four common blood markers—chronological age, creatinine, blood glucose, and C-reactive protein (CRP)—successfully predicted future cognitive impairment in middle-aged and older adults, according to a study published in Scientific Reports. Researchers found that this “light BioAge” index provides a more nuanced look at cognitive risk than age alone, offering a … Read more
Researchers at the Sant Pau Research Institute in Barcelona have identified early microscopic white matter abnormalities in Alzheimer’s disease patients using a specialized neuroimaging metric called peak width of skeletonized mean diffusivity, or PSMD. According to a study published in the journal Alzheimer’s & Dementia, this advanced diffusion magnetic resonance imaging tool detects subtle structural … Read more