Longevity
How Inflammation Can Age the Intestine’s Stem Cells
New mouse and organoid research connects inflammatory TNFR1 signaling to impaired fatty-acid metabolism in aging intestinal stem cells.
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Longevity
Longevity
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Longevity
Blood Stem Cells Do Not Age on a Single Track
Two new studies map how distinct blood stem-cell states and a changing bone-marrow niche can shape age-related clonal…
Longevity
A 13-Year Bat Rewrites a Species’ Longevity Record
A long-running Panama field study more than doubles one tropical bat’s longevity record, while leaving its age-related telomere…
Longevity
Aging Blood Cells Link Y-Chromosome Loss to Vascular Risk
A 216,086-man cohort links age-related mosaic Y-chromosome loss with higher vascular risk, while smoking history changes how the…
Longevity
Aging Mice Reveal Uneven Loss Across Thymus Progenitor Paths
A mouse lineage-tracing study identifies two candidate thymic epithelial progenitor populations and finds that one is more depleted…
Longevity
A Social Media Aging Signal Fades Under Closer Scrutiny
A new human study links social-media duration to one epigenetic aging measure, but the signal weakens under full…
Longevity
Britain’s Sugar Rationing Became a 70-Year Aging Experiment
A new human natural experiment links lower early-life sugar exposure with adult cancer incidence, telomere length and dietary…
Longevity
Epigenetic Aging Clocks Can Lose Accuracy Across Populations
A new human study finds that several DNA methylation aging clocks lose accuracy across genetically admixed populations, exposing…
Longevity
A Local Brain-Age Map Reveals Where Aging Looks Most Advanced
A USC-led PNAS study maps regional brain aging from MRI, linking local structural patterns with cognition while remaining…