Metabolic health statistics · U.S. adults
The healthy average person both sides keep invoking is now a small minority of American adults.
Under 7% of U.S. adults meet criteria for optimal cardiometabolic health, down from under 12.2% on the 2009 to 2016 national survey. Every argument that begins “a normal person would have recovered by now” is an argument about a population that has largely stopped existing.
What percentage of U.S. adults are metabolically healthy?
These figures get quoted loosely, so it is worth stating exactly what each is and is not.
UNDER 12.2% — NHANES 2009 TO 2016
Araújo, Cai and Stevens analyzed 8,721 adults and reported that fewer than 12.2% met all criteria for optimal metabolic health — blood pressure, waist circumference, glucose, triglycerides and HDL, all without medication. This is the figure most people have heard.
UNDER 7% — DATA THROUGH 2017 TO 2018
O’Hearn and colleagues, using tighter cardiometabolic criteria and more recent national data, found the proportion of adults in optimal cardiometabolic health had fallen further, to under 7%. This is the current figure and it is the one to use.
Both are general-population numbers. Neither is a pain clinic’s. Cited together, the point is not the level but the direction: the share of metabolically healthy American adults roughly halved in about a decade.
Why does metabolic health matter in an injury case?
Because the entire structure of a soft-tissue defense rests on an implied reference person: an ordinary adult whose tissues resolve inflammation normally and who therefore recovers on schedule. That reference person is doing an enormous amount of work in the argument, and nobody ever asks how common they are.
more than 90%
of U.S. adults fall outside optimal cardiometabolic health on current national criteria. The “average” recovery curve is drawn from a population most people are not in.
It also reframes the jury. Twelve people in a box, drawn from the same population, are overwhelmingly likely to have direct experience of a body that does not bounce back the way the textbook says. That is a fact about the audience, not an argument to make to them.
How many pain patients are metabolically healthy?
A pain practice sees a selected population, and the selection runs hard in one direction.
- Under 3% of this practice’s overall patient population is metabolically healthy.
- Under 3% among patients arriving with acute pain.
- Under 1% among patients with established chronic pain.
Practice-reported figures from our own population, not trial outcomes, and individual results vary. They are not national estimates, they are not comparable to NHANES criteria, and they should never be presented as though they were. What they show is a gradient: the further into chronic pain a population is, the smaller the metabolically healthy fraction becomes.
Whether that gradient is pain driving metabolic decline, metabolic disease driving pain, or both, is not settled by these numbers and we do not claim it is. See metabolic dysfunction and injury for what the published evidence does and does not support.
Using the figure without overreaching
A population statistic never establishes anything about an individual. It defeats an assumption, which is a different and more limited job.
WHAT IT DOES
It removes the unexamined premise that a normal recovery timetable applies. It makes the reviewing expert state which population their timetable came from. It supplies the context in which this patient’s own measured labs stop looking like an excuse.
WHAT IT DOES NOT DO
It does not show this patient was metabolically unhealthy — only their own panel does that. It does not establish causation. And it is not a substitute for a named pain generator confirmed by objective testing.
This practice is not aligned to a side. Its obligation runs to the patient’s health and safety, which is the same reason it is not beholden to any position that would keep it from seeing what is actually there. We do not offer opinions on liability, we do not accept a referral or a review conditioned on reaching a particular conclusion, and we will say plainly when the evidence does not support the claim — whichever party was hoping otherwise.
Frequently asked questions
Which number should be used, 12.2% or 7%?
Under 7% is the current general-population figure; under 12.2% is the earlier NHANES 2009 to 2016 one. Cite both with their dates — the decline is the point, and giving both dates also prevents the appearance of cherry-picking.
Is a normal-weight client metabolically healthy?
Not reliably. A substantial share of adults at a normal body mass index fail metabolic criteria, which is why the panel is drawn rather than assumed. See inflammatory and metabolic markers.
Can a population figure be put in front of a jury?
That is your call, not ours. Its ordinary use is to frame the questions put to a reviewing expert about the basis of their recovery timetable — see expert testimony.
Do the clinic percentages help a case?
Only as context, and they carry a mandatory qualifier because they are practice-reported rather than trial data. The client’s own measurements are what matter — read what terrain means.
What are the five markers of metabolic health?
The NHANES 2009 to 2016 analysis counts five measures: blood pressure, waist circumference, blood glucose, triglycerides and HDL cholesterol. Optimal metabolic health means all five sit in the healthy range without medication. Fewer than 12.2% of adults met that bar in that survey, and on tighter cardiometabolic criteria with newer national data, under 7% do.
How is one person’s metabolic health checked?
With their own blood panel. A national statistic never shows whether one person is metabolically healthy, and body weight does not either, because a substantial share of normal-weight adults fail metabolic criteria. Only the individual’s measured labs answer the question, which is why the panel is drawn rather than assumed.
Does a population statistic prove anything about one patient?
No. A population figure never establishes anything about an individual. It defeats an assumption: that a normal recovery timetable applies to this person. It does not show the patient was metabolically unhealthy, it does not establish causation, and it never replaces a named pain generator confirmed by objective testing. Only the patient’s own panel and findings do that work.
Related reading
- What terrain means
- Metabolic dysfunction and injury
- The chronic pain epidemic
- The eggshell plaintiff
- Inflammatory and metabolic markers
Move from the population to this patient
The national figure only sets the stage. What matters in the file is this person’s own panel, and that takes one visit.
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Monday to Friday, 8:00 a.m. to 5:00 p.m. Nothing on this page is legal advice, and nothing on it is medical advice.
Sources
- O’Hearn M et al. Trends and disparities in cardiometabolic health among U.S. adults, 1999–2018. Journal of the American College of Cardiology, 2022. PubMed 35798448
- Araújo J, Cai J, Stevens J. Prevalence of optimal metabolic health in American adults: NHANES 2009–2016. Metabolic Syndrome and Related Disorders, 2019. PubMed 30484738
- Rikard SM et al. Chronic pain among adults — United States, 2019–2021. MMWR, 2023. PubMed 37053114
- Dahlhamer J et al. Prevalence of chronic pain and high-impact chronic pain among adults — United States, 2016. MMWR, 2018. PubMed 30212442
- Okifuji A, Hare BD. The association between chronic pain and obesity. Journal of Pain Research, 2015. PubMed 26203274