253 Chronic Inflammation, Cancer and Aging: A Survivor Scientist's Story with Sam Shepherd

What if chronic inflammation—not aging itself—is the real reason energy fades, disease risk rises, and resilience declines as the years go by? Today's conversation challenges the idea that inflammation is just something that "comes with age." Instead, we explore how targeted science, smart biology, and informed choices can dramatically reshape how you age. Chronic inflammation is the silent driver behind many of the diseases we associate with aging—cardiovascular disease, neurodegeneration, metabolic dysfunction, autoimmune disorders, and even cancer. Yet most people don't understand why inflammation persists, how it accelerates biological aging, or what actually works to control it at the cellular level. Samuel Shepherd is an award-winning physicist, inventor, and biomedical innovator with multiple patents in applied health science. After surviving a rare and aggressive bone-marrow cancer, Sam redirected his scientific expertise toward understanding inflammation at its molecular roots. He is the inventor behind ValAsta, the only patented glycosidic form of astaxanthin designed to improve cellular uptake and therapeutic impact. In this episode, you'll learn why inflammation is a root cause of aging, how bioavailability determines whether supplements help or fail,  what makes targeted antioxidants fundamentally different and practical steps to reduce inflammatory load and promote healthspan extension. Episode TimelIne 00:00 — Welcome & Episode Framing Why chronic inflammation sits at the root of cardiovascular disease, diabetes, neurodegeneration, cancer, and autoimmunity 03:20 — Introducing Samuel Shepherd & the Oxidative Stress Problem Sam's scientific background and focus on cellular-level antioxidant interventions 05:00 — A Personal Turning Point: Polycythemia Vera A rare bone-marrow cancer diagnosis and the limitations of conventional treatment 07:40 — Cancer Resistance in Nature Why some species rarely develop cancer and how this led to astaxanthin research 10:30 — From Algae Stress to Astaxanthin Production How Haematococcus pluvialis produces powerful antioxidants under stress 14:10 — How Inflammation Really Works Reactive oxygen species, antioxidant balance, and why some antioxidants backfire 17:30 — Bioavailability Breakthroughs Why molecular structure and glycosidic attachment determine effectiveness 23:30 — Aging, Micronutrients & Enzyme Decline The role of minerals and antioxidant enzymes as we age 29:50 — Practical Steps for Reducing Inflammation as we age Testing, targeted supplementation, and proactive longevity strategies Connect with Dr. Shepherd Facebook: https://www.facebook.com/ValastaHome   YouTube: https://www.youtube.com/@ValAsta Website: www.ValAsta.net Gift for Listeners: Title: 10% Off ValAsta – Take Control of Your Health URL: https://www.valasta.net Promo Code: PODCASTS-VALASTA Connect with Dr. Lockitch Download your Guide to Nature's Colouful Antioxidants for Eye, Heart, Brain and Skin Wellness  Connect with Dr. Gillian Lockitch at [email protected] to request a phone conversation or zoom call   Join the Growing Older Living Younger Facebook Community here    Share the Growing Older Living Younger podcast link for anyone you care about and invite them to subscribe to the podcast