Grey Zone Longevity

Are you fully healthy, or are your cells in the Grey Zone between health and disease? GZL explores the latest longevity science to uncover what we can do now to detect risk earlier, restore resilience, and move aging cells back towards optimal health. Hosted by pharma scientist Jon Brudvig, PhD, and longevity physician Grant Fraser, MD, the show features conversations with scientists, physicians, biotech founders, and leaders in prevention and aging biology. GZL examines the interventions, biomarkers, drugs, lifestyle strategies, and emerging ideas that help us extend healthspan and change how we think about healthy aging.

Grey Zone Longevity is a health podcast hosted by Unknown Host, with 3 episodes on record and a Required Pod Score of 80. PitchCentric scores this show on Booking Probability, Listen Score, and live audience signals refreshed every 24 hours.

Unknown Host hosts Grey Zone Longevity, a health show with 3 episodes published.

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  Episode #3

  The Intake Assessment - The Foundation of Longevity Medicine

  Aug 17, 20261h 1mS1

  <p>Longevity medicine is full of exciting ideas: rapamycin, peptides, supplements, and emerging therapies. But before worrying about any of them, have you actually assessed the diseases most likely to kill or disable you?</p><p></p><p>In this episode, Jon Brudvig, PhD and Dr. Grant Fraser walk through Dr. Fraser's approach to longevity-focused primary care: identifying disease early, measuring risk more directly, and addressing the fundamentals before moving on to more speculative interventions.</p><p></p><p>From cardiovascular imaging and metabolic health to cancer screening, bone density, frailty, infections, hearing loss, and cognitive decline, this conversation lays...

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  Episode #2

  Immune Aging with Natalia Mitin, PhD

  Jul 17, 20261h 22mS1

  <h1>Can You Measure Immune Aging? Natalia Mitin on Immune Resilience, Senescence, and Personalized Longevity</h1><p>In this episode, Jon Brudvig and Dr. Grant Fraser sit down with Dr. Natalia Mitin, co-founder and CEO of Sapere Bio, to explore one of longevity medicine’s biggest blind spots: how do we measure immune function and immune aging in an individual—and use that information to make better decisions?</p><p>From immune resilience, T-cell exhaustion, and cellular senescence to thymic regeneration, fisetin, rapamycin, GLP-1 drugs, exercise, and gut health, this conversation examines what it will take to move beyond population aver...

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  Episode #1

  Diet & Lifestyle Factors with Gary E. Fraser, MBChB, PhD

  May 1, 20261h 6mS1

  <p>Are the biggest longevity gains hiding in plain sight?</p><p>In this episode, Jon Brudvig and Dr. Grant Fraser sit down with Dr. Gary Fraser, a pioneering epidemiologist behind the Adventist Health Studies, to explore what decades of human data reveal about diet, lifestyle, disease risk, and lifespan. From plant-based diets and nuts to exercise, body weight, dairy, fish, and processed foods, this conversation cuts through the noise to ask a simple question: what actually seems to help people live longer, healthier lives?</p>

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