By Dr. Asnat Raziel, bariatric surgeon specializing in obesity treatment, metabolic health and healthy longevity; Director of the Multidisciplinary Center for Obesity Treatment, Assia Medical, Assuta Ramat HaChayal, Tel Aviv
A longevity gym: the lab inside the fitness club
A longevity gym with its own lab sounds like science fiction. However, the American chain Equinox has turned the idea into a product. Instead of coming in just to work out, members come to be measured, analyzed and given a plan for a long, healthy life. The price is very high, but the principles behind it interest anyone who works in preventive medicine.
The chain wants to change the way we think about the gym. Blood tests, fitness measures, nutrition, sleep, recovery and personal training all come together in one plan. The goal is to improve health, performance and quality of life over the years.
What is the Optimize program?
The program is called Optimize by Equinox. The chain announced it in May 2024, in partnership with the testing company Function Health. It launched in New York and in Highland Park, Texas. The program is not a medical clinic in the usual sense. In fact, it is a performance and longevity package that operates out of the chain’s fitness clubs.
The tests provide the data. Then trainers, nutrition coaches, sleep experts and recovery therapists translate it into practical changes in daily life.
The price that made headlines around the world
At launch, the program cost $3,000 a month, with a minimum commitment of six months. On top of that, members pay for a regular club membership. Over a year, the cost reaches about $40,000 or even more. As a result, the program was dubbed one of the most expensive fitness programs in the world.
The price does not reflect only the use of equipment. Equinox sells a personal package reminiscent of what elite athletes get: periodic testing, a coordinator who connects the data, personal training, nutrition coaching, sleep guidance and recovery treatments. According to a February 2026 report, the program’s waiting list had more than a thousand people on it.
A hundred biomarkers, and what to do with all that data
The first stage includes testing about a hundred biomarkers through Function Health. The tests look at the heart and blood vessels, hormonal balance, metabolism, the liver, the kidneys, the thyroid and the immune system. They also include vitamins, minerals and markers of inflammation. The tests are repeated twice a year.
The idea is not to settle for a result that is “within the normal range.” The data are meant to paint a broad picture of metabolic and functional health. When you follow them over time, you can see whether training, nutrition and sleep are moving things in the right direction. In the same spirit, I recommend personalized screening tests rather than “every test for everyone.”
Fitness as a measure of life expectancy
Equinox also carries out a physical and functional assessment. It includes a VO₂max test, which measures maximal oxygen uptake, as well as strength and range-of-motion tests. VO₂max reflects the body’s ability to take in oxygen, deliver it to the muscles and use it during exertion.
The choice of this measure is no accident. A Cleveland Clinic study followed 122,007 patients who had undergone an exercise stress test. Among those with the lowest fitness, the risk of death was 5.04 times higher than among those with elite fitness. This is a statistical association and not proof of cause and effect, but it is a particularly strong one.
At the same time, the chain developed a 16-test longevity assessment. It compares functional fitness with norms for people of the same age and sex and defines a “fitness age.” The tests are repeated every six to 12 months. I wrote about the difference between types of training and how each contributes to longevity in my article on aerobic versus strength training.
A personal trainer who becomes the case manager
At the heart of the program is a senior trainer, alongside a coordinator who gathers the test results. Their role is much broader than that of a regular trainer. They connect the different professionals and tailor the training, nutrition and recovery.
The program includes three one-hour personal training sessions every week. In addition, there are two short monthly meetings with a nutrition coach, two monthly meetings with a sleep coach and one massage a month. All in all, that adds up to about 16 hours of guidance a month. In this way, the club is selling ongoing management of functional health, not just access to its facilities.
The four pillars of the longevity gym
The Equinox approach rests on movement, nutrition, sleep and recovery. The starting point is simple. Physical fitness does not exist separately from the rest of life. Even an advanced training program will not reach its potential when a person sleeps too little, eats poorly or lives with chronic stress.
That is why the program works on movement, nourishment and renewal at the same time. The lab data point to areas that need attention. Meanwhile, ongoing monitoring allows small adjustments along the way. In addition, some clubs offer saunas, heat and cold therapies and IV infusions at certain locations. However, many of these technologies lack solid scientific evidence, as I explained in my article on infrared light and fitness training.
Is a longevity gym a medical clinic?
From a marketing standpoint, Equinox comes very close to the model of a longevity center. There are measurements, follow-up, professionals and a personal plan. Yet the longevity lab of a fitness chain is not a clinic. It is important to distinguish between a performance and lifestyle center and a medical practice.
The chain does not intend to replace a doctor or diagnose disease. According to Fast Company, Equinox does not partner with drug companies and does not help members obtain GLP-1 medications. Instead, its trainers follow a protocol that helps people on these drugs preserve muscle mass. This is an important role, because preserving muscle during drug treatment affects long-term results.
What’s more, lots of tests are no guarantee of good health. The value comes from choosing relevant measures and interpreting them in a medical context. An abnormal blood test result sometimes calls for a medical workup, not just a change in diet.
Health as the new luxury product
With its longevity gym, Equinox has spotted a shift in how people think about luxury. In the past, affluent consumers invested in cars, watches and travel. Today, many of them are willing to invest in testing, fitness, sleep and recovery. The chain’s chairman, Harvey Spevak, summed it up in one sentence: “Health is the new luxury.”
The promise is not to live forever. The goal is to reach the later decades with strength, independence and energy. In other words, the product is healthspan: the number of years we live in good health and with good function.
What Israel can learn from the longevity gym
What is new about Equinox is not a particular test or a single device. The innovation is the structure of the service: collecting data, assessing fitness, building a personal plan, providing regular support and measuring again. Most people know they should move, eat well and sleep well. The hard part is turning that advice into a personal, measurable plan.
You don’t need to pay $40,000 a year to adopt the principles of a longevity gym. An accessible framework can include a medical checkup, body composition measurement, an assessment of aerobic fitness and strength, a nutrition plan, resistance training, better sleep and periodic follow-up. This is also how lifestyle and longevity medicine works within a responsible medical setting.
Ultimately, a medical longevity center can combine the strengths of this model with risk assessment, evidence-based testing and clear boundaries between training and treatment. Equinox turned the vision into an American luxury product. The next challenge is to turn its best principles into a medical model that is professional and accessible.
The bottom line
A longevity gym with its own lab marks a shift from medicine that reacts to disease to medicine that detects, in time, a decline in fitness, strength, sleep or metabolic health. Longevity medicine does not promise to stop the clock. Its goal is to preserve muscle, fitness, independence and mental sharpness, and to enjoy life for many years.
The information in this article is general and is not a substitute for personal medical advice.
References
Equinox launches $40,000 membership to help you live longer
The Equinox Longevity Assessment
