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…
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Longevity
Longevity
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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…
Longevity
Three Experimental Drugs Testing Different Ways to Confront Aging
ER-100, RTR242 and RLS-1496 put epigenetic restoration, autophagy and senescent-cell targeting into early human studies.
Longevity
Epigenetic Clocks Can Move Without Proving Slower Aging
A 51-study human analysis finds some DNA-methylation clocks respond consistently to interventions, but biomarker movement is not proof…
Longevity
Supercentenarians’ Killer T Cells Point to Immune Adaptation
A human immune-profiling study finds rare cytotoxic CD4 T cells expand in centenarians and supercentenarians, suggesting adaptation without…