Limited time offer

$199$149 intro DEXA scan

Alex Schultz
December 17, 2025

What Most Health Checkups Miss That a DEXA Scan Reveals

Discover what most health checkups miss and how a DEXA Scan reveals hidden muscle loss, visceral fat, bone density changes, and real health risks.

Author
5 min read
What Most Health Checkups Miss That a DEXA Scan Reveals

Most people assume that if their blood work looks normal and their doctor says everything is fine, their health must be in good shape. While routine health checkups are important, they often miss critical internal changes that determine long term health, performance, and disease risk.

At Kalos, we regularly see clients who pass standard health checkups but discover hidden risks through a DEXA Scan. These internal insights can reveal issues years before symptoms appear.

Here is what traditional health checkups often miss, and why DEXA provides a much clearer picture.

What a Typical Health Checkup Usually Includes

Standard checkups often focus on:

  • Body weight
  • BMI
  • Blood pressure
  • Cholesterol
  • Blood glucose
  • General blood markers

These metrics are useful, but they only tell part of the story. They do not show how your body is structured internally or how your tissues are changing over time.

What Standard Checkups Commonly Miss

1. Loss of Lean Muscle Mass

Muscle loss often begins quietly and progresses without obvious symptoms. Many people lose muscle each year due to inactivity, under eating, stress, or aging.

Why this matters:

  • Muscle loss slows metabolism
  • Increases insulin resistance
  • Raises injury and fall risk
  • Reduces long term independence

Blood tests do not detect muscle loss. A DEXA Scan measures lean mass directly and shows whether you are maintaining or losing muscle.

2. Hidden Visceral Fat

You do not need to look overweight to have unhealthy levels of visceral fat. This fat surrounds your organs and drives inflammation, insulin resistance, and cardiovascular risk.

Why this matters:

  • Visceral fat increases disease risk
  • It disrupts hormones
  • It affects energy and cognition

BMI and weight cannot identify visceral fat. DEXA can measure it accurately.

3. Fat Distribution Patterns

Where you store fat matters more than how much fat you have. Central fat storage carries much higher risk than fat stored in the hips or limbs.

DEXA shows:

  • Trunk fat vs limb fat
  • Central fat accumulation
  • Changes in fat distribution over time

This insight is completely missed in routine checkups.

4. Bone Density Decline

Bone density loss often begins years before fractures occur. Many people are unaware of declining bone health until a serious injury happens.

Why this matters:

  • Low bone density increases fracture risk
  • Affects balance and mobility
  • Impacts long term quality of life

DEXA scans measure bone mineral density and identify early changes that blood tests cannot detect.

5. Muscle Imbalances and Asymmetry

Imbalances between left and right sides increase injury risk and reduce performance.

DEXA reveals:

  • Side to side muscle differences
  • Upper vs lower body balance
  • Uneven muscle development

This data helps guide smarter training and rehabilitation strategies.

6. Changes in Body Composition Over Time

Most health checkups provide a single snapshot. They rarely track trends.

DEXA allows you to track:

  • Muscle gain or loss
  • Fat loss or gain
  • Visceral fat changes
  • Bone density trends

Trend data is far more powerful than a single measurement.

Why These Missed Metrics Matter for Long Term Health

People with:

  • Higher muscle mass
  • Lower visceral fat
  • Healthy bone density
  • Balanced composition

Have better metabolic health, lower disease risk, and greater longevity.

These are the metrics that determine how well you age, not just whether your blood work falls within normal ranges.

How DEXA Complements Traditional Health Checkups

DEXA is not a replacement for medical checkups. It is a powerful complement.

Together, they provide:

  • Internal structural data
  • Metabolic and hormonal insights
  • Early risk detection
  • Clear progress tracking

This combination allows you to act early rather than react late.

Real World Example

A Kalos client had normal blood work and a healthy BMI but felt low energy. Their DEXA scan revealed:

  • Low lean muscle mass
  • Elevated visceral fat
  • Early bone density decline

After adjusting training, nutrition, and recovery, their follow up scan showed improved muscle levels, reduced visceral fat, and better overall health markers. None of these changes would have been detected through standard checkups alone.

The Bottom Line

Most health checkups miss the internal metrics that truly determine long term health. Lean muscle mass, visceral fat, fat distribution, and bone density all play a critical role in disease prevention, performance, and longevity.

A DEXA Scan reveals what traditional tests cannot, giving you a clearer, more complete picture of your health. With this data revealed through Kalos, you can make informed decisions that support strength, resilience, and long term wellbeing.

Book Your DEXA Scan with Kalos Today in Downtown San Francisco, San Jose or Palo Alto!

If you are ready to take control of your health with the most accurate body composition analysis available, it is time to book your DEXA scan at Kalos. Whether you are looking to get lean, build muscle, improve performance, or optimize longevity, our advanced technology and expert guidance will help you get there.

Schedule your scan today at Kalos, your journey to data-driven fitness starts now.

Schedule your DEXA scan today!

Bay Area residents trust KALKalosOS to deliver results. We proudly serve the entire  Bay Area including the following locations: