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Decoding Longevity: Lifespan VS. Healthspan

Proven Health Alternatives

Release Date: 12/06/2025

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Proven Health Alternatives

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Proven Health Alternatives

In this episode, I sit down with Dr. Alayna Pagnani-Gendron to explore the interconnected systems that shape pediatric development. Our conversation focuses on how the gut, brain, and immune system develop together and why pediatric chiropractic care plays a meaningful role in supporting that process from the very beginning of life. Dr. Pagnani-Gendron shares insight into early intervention and why a child’s health foundation begins even before birth. We discuss the influence of maternal health, gut microbiome development, environmental stressors, and nutrition on a child’s nervous...

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Proven Health Alternatives

In this episode, I sit down with Dr. Peter Kevorkian, president of Life Chiropractic College West and a leader with more than four decades of clinical and academic experience. Together, we examine the fundamental flaws in the modern healthcare model and why it remains heavily focused on disease management instead of health optimization, prevention, and long-term resilience. Dr. Kevorkian shares how chiropractic philosophy offers a different lens for understanding health, one that recognizes the body as inherently designed to adapt, heal, and thrive when interference is removed. We explore the...

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Proven Health Alternatives

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Proven Health Alternatives

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Decoding Longevity: Lifespan VS. Healthspan show art Decoding Longevity: Lifespan VS. Healthspan

Proven Health Alternatives

What if longevity wasn’t just about extending lifespan, but expanding the years you live with strength, clarity, and vitality? In this episode, I sit down with Dr. Christopher Keroack, an internist who brings a powerful clinical lens to the science of aging well.   Our conversation starts with a question I believe every patient should ask: Are we adding years to life, or adding life to years? Dr. Keroack walks me through how medicine has shifted from simply preventing death to actively preserving vitality, and why the distinction between lifespan and healthspan is now more important...

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Proven Health Alternatives

In this episode, we sit down with Dr. Osansky to uncover the hidden connections behind thyroid health and autoimmune conditions like Graves’ disease and Hashimoto’s thyroiditis. Sharing his personal journey with Graves, he blends firsthand experience with medical expertise to reveal why so many patients struggle with conventional approaches. The discussion explores the often-overlooked factors that influence thyroid function — from gut health, stress, and environmental exposures to diet, lifestyle, and supplementation. Dr. Osansky breaks down how blood markers, autoantibodies, and...

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More Episodes
What if longevity wasn’t just about extending lifespan, but expanding the years you live with strength, clarity, and vitality? In this episode, I sit down with Dr. Christopher Keroack, an internist who brings a powerful clinical lens to the science of aging well.
 
Our conversation starts with a question I believe every patient should ask: Are we adding years to life, or adding life to years? Dr. Keroack walks me through how medicine has shifted from simply preventing death to actively preserving vitality, and why the distinction between lifespan and healthspan is now more important than ever.

We dive into the 12 hallmarks of aging, mitochondrial health, synolytics for clearing zombie cells, and the emerging role of peptide therapy in longevity. We also explore the practical metrics that matter most — VO2 max, muscle mass, body composition, blood pressure regulation — and how these biomarkers shape the trajectory of aging.

What I appreciate about Dr. Keroack’s perspective is his balance. He’s grounded in internal medicine, understands genetics and environmental triggers, and still champions lifestyle as the foundation of long-term wellness. From hormone optimization to the nuanced use of antibiotics, we cover the strategies and controversies shaping modern longevity medicine.

This episode is for anyone who wants to understand the science behind staying youthful and take actionable control of their health trajectory.
 
Key takeaways:
  • Lifespan vs. Healthspan: Dr. Keroack emphasizes the importance of living a longer yet healthier life, integrating longevity with quality daily experiences.

  • Lifestyle Pillars: Integrative habits like deep sleep, nutrition, stress management, and social connectivity are highlighted as fundamental in promoting healthspan.

  • Supplements and Insights: Berberine, NMN, and creatine are identified as pivotal supplements for boosting longevity, alongside strategic exercise for maintaining VO2 max and muscle mass.

  • Role of Peptides: Peptide therapy, including BPC157 and TB4 frag, is discussed as an evolving frontier in personalizing longevity and enhancing recovery from physical stresses.

  • Science and Practicality: With firsthand experiences, Dr. Keroack shares invaluable wisdom, advocating for a balanced approach that values integrity over the unattainable quest for immortality.


More About Dr. Christopher Keroack:
 
Dr. Christopher Keroack is board certified in both internal medicine and functional medicine. He received his formal education from Amherst College (BA), Springfield College (MS) and Tufts University School of Medicine (MD). In addition to his formal training, he has obtained certifications in Functional Medicine, Age Management Medicine, Naturopathic and Integrative Medicine from the Institute of Functional Medicine as well as The Cenegenics Education and Research Foundation for Age Management Medicine. He has spoken both nationally and internationally on weight loss, nutrition, fitness and functional medicine. His combination of experience and training has enabled him to develop a comprehensive and complete approach to optimizing health, wellness and vitality.


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