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Longevity & General Health Monitoring
October 16, 2025

The Role of Muscle Mass in Living Longer and Healthier

Muscle mass is the key to longevity and strength. Learn how DEXA Scan helps track and preserve lean mass for a longer, healthier life.

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5 min read
The Role of Muscle Mass in Living Longer and Healthier

Longevity isn’t just about living longer, it’s about maintaining strength, independence, and quality of life as you age. One of the most powerful predictors of healthy aging isn’t your weight, cholesterol, or even genetics — it’s your muscle mass.

At Kalos, we use DEXA Scan technology to help people track and preserve lean mass over time, providing the data needed to support both performance and long-term health.

Why Muscle Mass Is Linked to Longevity

1. Metabolic Stability

Muscle tissue acts as a metabolic engine. The more lean mass you have, the higher your resting metabolic rate, meaning you burn more calories even at rest. This helps prevent obesity, insulin resistance, and Type 2 diabetes.

2. Strength and Independence

Muscle strength directly impacts your ability to perform everyday activities like walking, lifting, or climbing stairs. Maintaining muscle helps you stay mobile, independent, and confident as you age.

3. Fall and Fracture Prevention

Muscle mass supports joint stability and bone density, dramatically reducing the risk of falls and fractures in later years.

4. Disease Resistance

Research shows that higher muscle mass is associated with lower mortality from cardiovascular disease, cancer, and metabolic disorders. Muscle acts as a health buffer against chronic conditions.

What Happens When Muscle Declines

Without strength training or proper nutrition, most adults lose 3–8% of their muscle mass per decade after age 30. This process, known as sarcopenia, leads to:

  • Decreased strength and mobility.
  • Slower metabolism and increased fat storage.
  • Weaker bones and higher injury risk.
  • Reduced overall vitality and lifespan.

A DEXA Scan can identify early lean mass loss, allowing you to act before it impacts your long-term health.

How DEXA Scans Help You Track and Preserve Muscle

1. Precise Lean Mass Measurement

DEXA technology distinguishes between fat, muscle, and bone tissue, showing you exactly how much lean mass you have and where.

2. Identify Muscle Imbalances

Find areas of weakness or asymmetry that could increase your risk of injury or limit performance.

3. Monitor Changes Over Time

Regular scans help you see how training, nutrition, or aging affect your body composition so you can adapt intelligently.

How to Build and Maintain Muscle for Life

  • Strength Train Regularly: Focus on resistance training at least 2–4 times per week.
  • Prioritize Protein: Eat high-quality protein at every meal to support muscle synthesis.
  • Move Daily: Walk, stretch, and stay active to prevent muscle disuse.
  • Track Progress with DEXA: Know exactly how your lean mass is changing and adjust your strategy accordingly.

Muscle: The True Marker of Longevity

If you want to live longer, stronger, and healthier, muscle is the foundation. With DEXA Scan, you can see exactly how your muscle mass changes over time, giving you the knowledge and motivation to take charge of your long-term health and vitality.

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

If you’re ready to take control of your health with the most accurate body composition analysis available, it’s time to book your DEXA scan at Kalos. Whether you’re 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!

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