The Longevity Edit

The Research

Worth Reading

Every Week

The week's most important research on longevity, health, and performance - carefully selected, clearly explained and delivered to your inbox.

Discover new clinical trials, expert perspectives, and evidence baed insights without spending hours researching journals, headlines, and conflicting health claims.

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A "hungry gut" obesity subtype that doubles GLP-1 response, a heart-age score for hidden cardiac risk, and five other things worth your time this week.

This week: precision-matched GLP-1 therapy, a biological heart-age biomarker, a new Parkinson's inflammaging mechanism, a stool-based colorectal cancer signature, what diet actually does to senescent cells, a mitochondria-peroxisome longevity link, and a gut-microbiome frailty predictor in older women. Evidence-graded, seven findings, no filler.

Jul 205 min read

Kidney drug for the patients everyone forgot, semaglutide turns back the epigenetic clock, a longevity diet that works by raising your own GLP-1 — and four other things worth your time this week.

Week of July 20th, 2026 This week's research keeps circling one divide: the distance between a beautiful mechanism and something you can actually do on Monday morning. We cover a major trial that finally gives the other half of kidney patients a drug that works, fresh epigenetic-clock data suggesting semaglutide nudges biological aging, and a "longevity diet" whose trick turns out to be raising your own growth hormone and GLP-1 rather than cutting protein wholesale. Plus: why

Jul 178 min read

Centenarian blood chemistry, a muscle-aging switch, fasting made easier, and four other things worth your time this week.

Week of July 10th, 2026 This week’s research keeps circling one theme: the difference between what sounds actionable and what actually is. We dig into the blood chemistry that sets centenarians apart (and why you can’t supplement your way to it), a molecular “switch” that explains how exercise reverses muscle aging, with a catch about timing that should change how you think about training in midlife, and a head-to-head trial on whether intermittent fasting really beats calori

Jul 107 min read

What "Biological Age" Actually Means, Senolytics Take On Alzheimer's, the One-Minute Workout — and Four Other Reads Worth Your Time

Seven things worth reading this week: four on longevity and health, three on performance and fitness. We spent last week on the GLP-1 wave, so this week we sit that one out. What's left is arguably more useful anyway — the levers you can actually pull. Longevity & Health 1. What your "biological age" actually means Biological-age tests are everywhere now, a swab, a fee, and a number that says you're "really" 47 or 61. This overview steps back and asks the harder question: are

Jul 64 min read

Protein guidelines under fire, fish oil flunks its brain test, GLP-1s go first-line, and four other things worth your time this week.

Seven research findings for your longevity strategy -- protein guidelines challenged, GLP-1s become official first-line obesity treatment, fish oil fails a two-year Alzheimer's trial, palmitic vs. oleic acid and diabetes risk, placebo improves performance in older adults, a longevity inflammation gene in long-lived families, and a minimally invasive knee procedure evaluated.

Jun 295 min read