The science of living longer

Evidence-Based Longevity Science

News, reviews and guides on longevity. We explain peer-reviewed research in plain English — no hype, no wellness mysticism.

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Making sense of longevity science together

We collect the research on aging and explain it in plain language: what actually works, and what is just marketing. Follow along to get what matters and put the science to use — the goal is Healthspan (healthy life expectancy), not just more birthdays. When the evidence comes down to numbers on your own blood panel, How to read your labs and manage your longevity is a good place to start decoding them.

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Longevity Lab
Evidence-based longevity science
Where science meets daily life

About the project

Longevity science, explained honestly

Longevity Lab is an independent publication on the science of living longer. We work from peer-reviewed studies, cite every source, and update our articles as new data arrives. If you want the underlying primer on why bodies wear out at different speeds, our companion site Smart Longevity lays it out in Longevity — the science of aging more slowly.

We do not sell supplements and we do not give medical advice — we explain what the research shows, down to what a single Biomarker of aging can and cannot tell you.

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Our four principles

Sources only

Every claim links to a study. Meta-analyses and randomized trials come first.

No hype

An evidence-led tone. No mysticism, no promises to cure everything.

Kept current

We revise articles whenever new data and new studies appear.

Useful to you

We write so the science can be applied, not just read.

What matters most for a long, healthy life

Research suggests heredity explains only part of the difference in lifespan — the larger share comes down to lifestyle and environment. Which means much of it is within your control — sleep, movement, food and how much Chronic stress you carry. Knowing where you stand today starts with measurement, and Biological age tests: what to measure and how to choose a method compares the main approaches, from epigenetic clocks to blood-based models.

Contribution to differences in lifespan

Genetics~25%
Lifestyle and environment~75%

Longevity factors you can control

Movementhigh
Nutritionhigh
Sleep and stresshigh

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