Longevity
Radiation Study Shows Senescent-Cell Timing Matters in Mice
A mouse study found that clearing p16-positive cells helped only after the target population accumulated, highlighting timing without…
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Longevity
Longevity
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Longevity
Bat Genomes Tie Longevity to Immune and Damage-Response Trade-Offs
A Nature study of eight Myotis bat genomes connects antiviral adaptation, cancer pathways and damaged-cell clearance, but provides…
Longevity
Aging Brain Cells Lose Some of the Genome’s Internal Order
Two human postmortem studies map changes in 3D genome organization during normal brain aging and Alzheimer’s disease, revealing…
Longevity
Self-Contracting Muscle Grafts Send Exercise-Like Signals in Mice
Self-contracting muscle-cell grafts changed strength, metabolism and other measures in mice, but the invasive proof of concept is…
Longevity
More Myelin Is Not Always Better for an Aging Brain
Human brain tissue and cell-specific mouse genetics suggest that dysfunctional myelin-forming cells—not simply myelin loss—may shape cognitive decline…
Longevity
A Fitbit Rhythm Is Not a Biological-Age Test
Multi-year human data link stronger daily activity rhythms with favorable PhenoAge patterns, but selection, measurement and causal limits…
Longevity
A Retinal-Age AI Finds Risk Signals, Not a Longevity Score
A large human imaging study links an AI-derived retinal age gap to later health risks, but calibration drift…
Longevity
Aged Muscle Repair May Depend on the Tissue Around Its Stem Cells
A mouse study links P311 deletion to less fibrosis and stronger repair after muscle injury, highlighting the aging…
Longevity
Older Adults Complicate the Fasting-for-Longevity Story
A 15-year human cohort links longer habitual meal gaps to faster disease accumulation in the oldest adults, without…