Épisodes

  • The Delicate Balance Between Oxidative Stress And Antioxidants
    Dec 3 2025

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    Most wellness advice tries to stamp out oxidative stress. We make a different case: the right dose of stress is the signal that builds resilience. From the first snowfall chat to a deep dive on electrons, mitochondria, and energy flow, we walk through how redox balance—reduction and oxidation—is the unseen driver of better fitness, metabolism, and healthy aging. Rather than drowning your cells in pharmacologic antioxidant doses, we show why whole foods, intelligent training, and hormetic practices switch on the body’s superior, built-in defenses.

    We break down how reactive oxygen species act as messengers that activate NRF2 and tune NF kappa B, leading to stronger antioxidant enzymes like superoxide dismutase, catalase, and glutathione. You’ll hear why studies on high-dose vitamin A, E, and isolated polyphenols have disappointed or even backfired, and how funding bias confuses the supplement hype cycles. We connect these insights to practical levers: balancing training intensity to avoid chronic overreach, using time-restricted eating to spur ketone-driven repair, and introducing sauna, cold exposure, and real daylight to enhance mitochondrial function and recovery.

    Food-first takes center stage. We discuss the risks of seed oils and excessive polyunsaturated fats on membrane stability and oxidative load, plus simple swaps toward olive oil, avocado, and nutrient-dense whole foods. Micronutrients like selenium, zinc, and sulfur amino acids matter because they power your endogenous antioxidant systems. The goal isn’t to smother the flame; it’s to keep a steady candle that signals adaptation without tipping into a wildfire. We close with a n=1 approach—listen to energy, sleep, and training feedback—and small experiments that reveal your best balance.

    If this resonated, follow the show, share it with a friend who loves the science of training and longevity, and leave a quick review so more listeners can find us.

    For video, open access reference papers and PP slide deck go to: www.thehealthedgepodcast.com

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    52 min
  • How To Love Holiday Food That Loves You Back
    Nov 26 2025

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    The table can be joyful and nourishing at the same time. We open the season with a simple promise: keep the flavors you love, swap the parts that don’t love you back. From a resistant starch gravy that boosts your microbiome to a mushroom-forward, breadless stuffing that hits all the nostalgic notes, we map a path to a Thanksgiving that tastes great and leaves you energized.

    We rethink side dishes through a health-first lens without losing comfort: slow-roasted sweet potatoes finished with cinnamon for better glycemic control, and an antioxidant-rich spotlight on purple sweet potatoes that bring deep color and deeper benefits. For greens, Brussels sprouts or collard greens deliver sulforaphane for brain, liver, and heart support—just don’t overcook them. Along the way we break a holiday myth: the “turkey coma” usually comes from sugary sides, not tryptophan. Make protein your anchor for satiety, stable energy, and fewer dessert cravings.

    Dessert still gets its moment. A pumpkin pie with a pecan or almond crust shifts the macro balance to healthy fats and fiber, pairs perfectly with warm spices, and can be lightly sweetened with monk fruit or stevia without the aftertaste. We also talk liver-friendly choices: why alcohol collides with fructose and omega-6 seed oils, and how a few tweaks protect metabolic health during a season of abundance. If you use a continuous glucose monitor, this is the perfect time to experiment and learn—no guilt, just data that helps you feel better.

    Pull up a chair with gratitude, savor the company, and cook in a way that makes tomorrow brighter. If this guide helps you plan your feast, tap follow, share it with a friend, and leave a quick review to help others find the show.

    www.thehealthedgepodcast.com

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    29 min
  • If Light Is A Language, What Is Your Body Hearing?
    Nov 19 2025

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    What if your lighting is sending the wrong message to your biology? We dig into the science of light as information, showing how specific wavelengths trigger opsins in the eyes and skin to set circadian rhythm, shape metabolism, and influence mood, sleep, and aging. From violet and sky-blue that kick-start morning alertness to red and near-infrared that support mitochondrial function, collagen, and nitric oxide, we connect the dots between spectrum quality and everyday health.

    We unpack why standard LEDs, optimized for brightness and efficiency, often omit key wavelengths and oversupply blue at night, creating “junk light” that confuses the body clock. You’ll hear how melanopsin responds to 480 nm for daytime timing, how vitamin A, DHA, and zinc support receptor flexibility, and why quantum effects like exclusion zone water and electron tunneling matter for energy production. We also point to real-world applications: blue light therapy for infant jaundice, UV for hospital sterilization, and the growing case for red and near-infrared in recovery and wound healing.

    Most importantly, we translate the science into steps you can use right now. Get outside for a few minutes of morning light. Bring in a full-spectrum or tunable lamp for daytime work. After sunset, drop brightness below 100 lumens and cut blue to protect sleep. Consider targeted red or near-infrared for soreness and winter resiliency, and track your changes with sleep scores or glucose trends. Food and fitness move the needle, but aligning your light may be the missing lever. If this episode helps you rethink your environment, share it with a friend, hit follow, and leave a review to tell us what light change you’ll make tonight.

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    50 min
  • Is Coconut Oil A Villain Or Just Misunderstood? Spoiler: It’s Complicated
    Oct 22 2025

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    Curious why coconut oil can raise LDL for some people yet still show up in diets that improve metabolic health, cognition, and body composition? We get clear on what coconut oil actually is—a family of saturated fats with a rare abundance of medium-chain triglycerides—and why MCTs create ketones that the brain and mitochondria can use even without fasting. Instead of stopping at cholesterol, we look at the fuller picture: insulin resistance, inflammation, triglycerides, and real-world outcomes that drive risk more than a single lab value.

    We dig into the differences between MCT oil, extra-virgin coconut oil, and refined coconut oil, and when each makes sense. We compare biomarkers to hard endpoints, explain why some populations with high coconut intake have low cardiovascular disease, and explore how diet context flips the script: in a high-sugar diet, lipids can look worse; in a lower-carb, whole-food pattern, markers of metabolic syndrome often improve even if LDL nudges up. Along the way, we share insights on cooking stability, oxidative stress, and the intriguing idea that latitude and season may influence how fats signal thermogenesis and photoprotection.

    You’ll leave with practical takeaways you can use today: how to choose between MCTs and whole coconut oil, how to integrate them into a low-sugar, nutrient-dense diet, and which labs to track beyond LDL, like ApoB, triglyceride-to-HDL ratio, hs-CRP, and fasting insulin. If you’ve wondered whether coconut oil is a villain or a misunderstood ally, this conversation offers a grounded, outcome-focused way to decide what fits your body and your climate.

    Enjoyed the conversation? Follow the show, share it with a friend, and leave a quick review so more people can find it.

    www.thehealthedgepodcast.com

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    43 min
  • Your gut can turn ellagic acid into urolithin A—and that shift may protect muscle, brain, and metabolism
    Oct 15 2025

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    If pomegranates, raspberries, and walnuts could whisper a secret to your cells, it might be this: the right microbes can turn plant defense into human resilience. We dive into the journey from ellagic acid to urolithin A, mapping how polyphenols meet the microbiome to support mitochondrial function, muscle strength, and brain health. Along the way, we unpack the science of mitophagy, inflammation control, and metabolic signaling that ties colorful foods to better performance and longevity.

    We share why only an estimated 20–40% of people currently convert ellagic acid to urolithin A, and what that means for your choices. You’ll hear practical ways to build a food-first foundation—pomegranate arils or juice (mind the sugar), raspberries, blackberries, and walnuts—while nurturing a diverse microbiome with fiber-rich meals. We also explore when direct urolithin A supplementation might be considered, what early trials show for strength and function, and how to think about testing—from proprietary blood kits to broader stool profiling—without getting lost in the weeds.

    Throughout, we keep one principle in focus: hormesis. Whole-food antioxidants rarely overwhelm, but concentrated interventions can mute the low-level stress signals that spark repair. By pairing smart training, adequate protein, and polyphenol-rich foods, you create overlapping pathways for mitochondrial renewal and metabolic health—even if you’re not yet a “converter.” Subscribe for more evidence-led, kitchen-to-cell insights, and leave a review to tell us: are you going food-first, testing, supplementing, or blending all three?


    For video, Powerpoint slides and referenced research go to www.thehealthedgepodcast.com

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    40 min
  • Four Days to Metabolic Flexibility: What a Danish Crossover Trial Reveals About Carbs, Fat, and Fatty Liver
    Oct 8 2025

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    A 35% drop in liver fat in under a week sounds impossible—until you see how a simple macro shift can redirect your metabolism. We dive into a Danish crossover study where calories stayed equal, protein held steady, and the only real change was carbohydrates versus fat. The result: rapid reductions in hepatic fat, lower triglycerides, improved insulin sensitivity, and clear signs of metabolic flexibility, all in four to five days. We unpack what that means for everyday eating, how to use CGM feedback to reduce glucose spikes, and why outcomes like organ fat and fat oxidation should trump a single lipid reading taken out of context.

    From there, we widen the lens. Fatty liver—now recognized as a hallmark of metabolic dysfunction—is staggeringly common, yet highly responsive to nutrition quality and distribution. We break down why modest carb moderation paired with quality fats and robust protein can stabilize energy, support endogenous GLP-1 signaling, and protect lean mass. We also confront a common confusion: “high fat” isn’t a license for ultra-processed oils or low-fiber meals. When fats come from olive oil, avocado, nuts, eggs, and fish—and plants supply fiber and polyphenols—the microbiome, mitochondria, and glycemic control can all improve together.

    We close with practical implications for anyone using GLP-1 medications. Pharmacology can provide short-term traction, but it doesn’t guarantee nourishment. A protein-forward, lower-glycemic template plus resistance training helps preserve muscle, sustain satiety, and potentially reduce medication reliance over time. If you’re ready to swap shaky biomarkers for meaningful outcomes—and to see changes fast—this conversation offers a clear, evidence-backed roadmap. If it resonates, follow the show, share with a friend, and leave a quick review to help more listeners find The Health Edge.

    www.thehealthedgepodcast.com

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    31 min
  • Childhood Night Light Exposure and the Hidden Cost of “Junk Light”
    Oct 1 2025

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    The clock isn’t just on your wall—it’s in your cells. As autumn settles in and daylight wanes, we dig into how light acts as information for your biology, shaping sleep depth, hormone timing, and metabolic health. A standout 15-year cohort of 200,000+ children links persistent artificial light at night to higher obesity risk, and it pairs with wearable data from tens of thousands of people that reveals how little real sunlight most of us get—even at the height of summer.

    We break down what’s actually happening under the hood. Blue-heavy light is a powerful morning cue, but after dusk it sends the wrong signal, suppressing melatonin, shrinking deep sleep, and nudging insulin rhythms off track. That chronic mismatch adds up, especially for kids. Beyond the usual vitamin D narrative, we talk about why full-spectrum sunlight—including infrared—matters for mitochondria, vascular function, mood, and focus, and why energy-efficient LEDs often strip out the very wavelengths that buffer blue and support recovery.

    You’ll also get a practical, science-backed playbook you can start tonight. We cover morning outdoor light routines, how to set up your home with full-spectrum lamps for daytime and zero-blue bulbs for evenings, and why programmable circadian lights are a smart upgrade for fall and winter. We share simple screen hygiene, when blue-blocking glasses help, and how to navigate harsh indoor lighting without wrecking your sleep. The goal is coherence: brighter, broader mornings; softer, blue-free nights; and consistent cues your body can trust. If you’re ready to trade “junk light” for light that works with you, not against you, hit play and build your seasonal routine. Enjoyed the conversation? Follow, rate, and share the show with someone who needs a gentler evening glow.

    For copies of slide deck: www.thehealthedgepodcast,com

    SolShine: https://solshine.org/

    Soraa Zero Blue Light Bulbs: https://store.soraa.com/zeroblue/

    Korrus OIO programmable circadian lighting: https://www.korrus.com/oio/

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    37 min
  • Forest Bathing: Nature Heals Our Disconnect
    May 7 2025

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    Nature deficit syndrome is silently affecting millions as we spend over 95% of our lives indoors beneath artificial lighting that disrupts our biology at the most fundamental level. Dr. Mark Pettus delivers a compelling exploration of this modern disconnection, introducing the powerful concept that our current "junk light" epidemic may soon be viewed with the same concern we now direct toward processed foods.

    Drawing from both scientific research and ancient wisdom traditions, Dr. Pettus reveals how the Japanese practice of Shinrin-yoku (forest bathing) offers a profound antidote to our indoor, technology-dominated existence. The evidence is remarkable – even brief nature immersion triggers measurable shifts from sympathetic nervous system dominance (fight-or-flight) to parasympathetic activation (rest and digest), resulting in lower blood pressure, improved heart rate variability, reduced inflammation, and enhanced immune function through natural killer cell activation.

    At the heart of this discussion lies a philosophical revelation about human existence itself. The "illusion of separateness" that characterizes modern living contradicts our true biological nature as integral parts of a larger ecosystem. When we reconnect with natural environments – feeling the sunlight, breathing forest air rich with beneficial compounds, and simply being present – we synchronize with rhythms and frequencies our bodies inherently recognize. This reconnection doesn't require abandoning modern life but rather intentionally incorporating nature exposure alongside other ancestral practices to create states of clarity, focus, and happiness that aren't random gifts of fortune but natural conditions we can cultivate. Visit Essential Provisions to discover more resources for integrating nature's healing power into your wellness journey.

    For slide deck: www.thehealthedgepodcast.com

    For sumptuous meals ready to eat (MREs): www.essentialprovisions.com

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    24 min