Your guide to longevity care, step by step.
Follow the path from “is this for me?” to “what should I work on?”, or jump to the step you’re on.
Is this for me?
What longevity care is, how it fits with your regular doctor, and why people look into it even when they feel fine.
What is longevity medicine?
What it is, its two goals, and how to start without a big commitment.
ExplainerHealthspan vs lifespan
Living longer and living well are different goals, 9.6 years apart worldwide and 12.4 in the United States. What healthspan is made of, what tends to end it, and what actually moves it.
Starting guideI feel healthy. Why test anything?
The case for looking early, the real downsides of testing while healthy, and how to work out which question you are actually asking.
ExplainerLongevity clinic vs. regular doctor
What your regular doctor does well, what a longevity clinic adds on top, and how to use the two together without giving up either.
What can I test?
The tests clinics offer, what each one measures, and how they compare with your yearly checkup.
Biomarker testing vs an annual physical
What your yearly checkup covers, what a longevity blood panel adds, and how to use both together.
ReferenceThe biomarker glossary: 100 markers explained
Every marker on a longevity blood panel, in two or three plain sentences each.
ExplainerFull-body MRI vs blood biomarkers
Organs vs chemistry. What each one can catch early, what each misses, and how they work together.
Explainer
What a DEXA scan shows about your body, and what it costs
One machine, two scans. What each one measures, how to read your report, and what it costs.
Explainer
VO2 max by age: what’s a good number for you?
A chart by age and sex, how much oxygen your body can use at full effort, and what the test costs.
Where do I go?
How to pick a clinic, who you would see, what it costs and how insurance fits in.
How to choose a longevity clinic
Why people look into longevity care, the kinds of places you will find, and six questions to ask before you book.
ExplainerWhat is a longevity doctor?
Who they are, how they trained, where they work and what they do, with a clinic and its named doctors from each city we cover.
Price guideHow much do longevity clinics cost?
What clinics publish for single tests, one-time assessments and memberships, what each price usually includes, and how to start without a big commitment.
ExplainerDo longevity clinics take insurance?
How clinics handle it, why most longevity care sits outside what insurance pays for, what an HSA or FSA can cover, and the two calls that settle it for your own plan.
What do my results mean?
What a results review should cover, how to read the lines on your report, and when to test again.
Biological age tests: what they measure, and what they cost
How the tests work, what an organ age score is, why two tests can disagree, and what they cost.
Explainer
Baseline health testing: what it includes, what it costs, and when to retest
How a baseline differs from your yearly checkup, what each test adds, and how a clinic turns the results into a plan.
What should I work on?
Muscle, fitness and body composition: the things clinics measure that you can actually move.
By the numbers
Research and data on how long, and how well, Americans live.
How many new drugs does the FDA approve each year?
FDA novel drug approvals every year since 2016, a few you’ve heard of, and what the numbers do and don’t tell you.
DataWhich states have the highest obesity rates?
Adult obesity in every state, on a map and ranked, with what the numbers mean and the checks that matter most.
DataHow many Americans have a health problem and don’t know it?
Prediabetes, kidney disease, high blood pressure and more: how many people have them, how many don’t know, and the tests that find them.
DataWhat are the leading causes of death in the US?
The 10 biggest causes of death in America, and which ones a routine test can flag years ahead.
DataLife expectancy by state: all 50 ranked
Every state on one map, by sex and at 65, plus how the US compares to the world.
ExplainerHow many longevity clinics are there in the U.S.?
Our best estimate, how we worked it out, what counts as a longevity clinic, and how many we have mapped in each city so far.
Ready to look at actual clinics?
Browse the cities we have researched, or tell us where you are and we will point you at a starting place.