What We Measure

Three tests. One sitting at DexaFit Boca Raton.

DEXA body composition, VO₂ Max, and RMR, run one after another in a single appointment, with every result handed to you before you walk out.

DEXA body composition scan in progress at DexaFit Boca Raton
DEXA Scan · 30 min

Body Composition

The scale reports one figure. You are built from hundreds.

A DEXA scan passes a low-dose X-ray from head to toe and separates fat, lean muscle, and bone density, charting each of them region by region at clinical-grade resolution. Hospitals and research labs hold this measurement as the reference standard, and the scan runs in under 8 minutes. You walk out with a precise read on where you stand and what to work on first.

>10%
How far a smart scale can drift from the truth. A DEXA scan stays near ±2%, the clinical gold standard for body composition worldwide.
Good for Fat loss Muscle tracking GLP-1 users Longevity
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VO2 Max treadmill test with live performance stats at DexaFit Boca Raton
VO₂ Max Test · 45 min

VO₂ Max Test

The clearest read you have on how long you will last.

VO₂ Max captures how efficiently your body pulls oxygen in and turns it into work as the effort climbs. It reads as much more than a gym number. Among the longevity markers in modern medicine it outweighs smoking, blood pressure, and cholesterol. You breathe through a mask, push through a graded treadmill effort, and we record your genuine ceiling. That figure becomes the plan for raising it.

5×
The least-fit group carried roughly 5 times the death rate of the fittest, tracked across 122,007 people (Mandsager et al., JAMA 2018).
Good for Longevity Endurance athletes Cardiovascular health Training baselines
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RMR metabolism breath-analysis test at DexaFit Boca Raton
RMR Test · 30 min

Resting Metabolic Rate

Most nutrition plans stand on a number no one measured.

An RMR test reads the calories your body burns at full rest, the baseline every nutrition plan should be anchored to. Popular online calculators can sit 20 to 30% off the real figure, and that gap is what stalls fat loss and leaves carefully set macros flat. Fifteen calm minutes of breathing into a mask returns a number pulled from your own metabolism instead of an algorithm's guess.

±20%
The usual spread between a guessed metabolic rate and a measured one. That margin quietly unravels most nutrition plans well before the results would ever show.
Good for Fat loss Macro planning Stalled progress GLP-1 users
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