Nick Norwitz MD PhD - Metabolic Health & Longevity

Nick Norwitz MD PhD
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MD, Harvard | PhD, Oxford | Motto: StayCurious | Thanks for Learning with Me!About: Dr. Nick Norwitz graduated valedictorian from Dartmouth College, where he majored in cell biology and biochemistry. He earned his PhD in Human Metabolism from the University of Oxford and completed his MD at Harvard Medical School.During his training, a personal battle with inflammatory bowel disease ignited a deep passion for metabolic health and a mission to empower others on their individual health journeys. Nick has since become a leading voice in the metabolic health space, best known for the intellectual rigor and clarity of his educational content, which reaches millions worldwide. He also authors a best-selling newsletter at StayCuriousMetabolism.com.Disclaimer: While I am an MD PhD, this channel is intended to educate. It is not intended to provide clinical recommendations for any individual. Please contact your doctor or other clinical provider if you have questions about your care.Links:Newsletter: https://staycuriousmetabolism.comInstagram: https://www.instagram.com/nicknorwitz/My Website: https://www.nicknorwitz.comTwitter: https://twitter.com/nicknorwitzLinkedIn: https://www.linkedin.com/in/nicknorwitz/ Unofficial fan audio feed — not affiliated with or endorsed by the original creator. All content belongs to its respective owner.

  1. 9h ago

    She Saved My Heart… Without Even Knowing It

    For all the references, links, and a written breakdown, see the associated StayCurious Metabolism Newsletter: https://staycuriousmetabolism.substack.com/p/how-a-mothers-diet-rewrites-her-childrens?r=40ekz2 What your mother ate during pregnancy may shape your cardiovascular health today. New research published in Nature Cardiovascular Research reveals that a maternal Western diet—high in sugar and saturated fat—can epigenetically program her offspring to develop atherosclerosis and heart disease.In this video, I’ll break down how maternal nutrition impacts epigenetic bookmarks activate inflammatory genes, and why this matters for obesity, diabetes, and cardiovascular disease. We’ll also explore how ketogenic diets, healthier nutrition choices, and lifestyle interventions may help reverse this metabolic programming and support lifelong heart health.Most importantly, you’ll see why epigenetic legacy is not destiny. While we may inherit predispositions, lifestyle, nutrition, metabolic health strategies, still give us the power to fight inflammation, protect heart health, and rewrite our future.Chapters 0:00 – How Maternal Nutrition Shapes Offsprings’ Heart Health1:21 – New Study in Nature Cardiovascular Research2:10 – Study Methods: Diet and Epigenetics2:45 – Western Diet During Pregnancy Increases Heart Disease Risk4:33 – Epigenetics Analogy: Libraries, Books and Bookmarks5:34 – How Diet Triggers Epigenetic Changes Across Generations6:43 – Maternal Westernized Diet Promotes Inflammatory Epigenetic Priming7:58 – Solutions: Eat Well! Ketogenic Diets and Reversing Epigenetic Damage9:44 – Your Epigenetic Legacy Is Not Your Fate#obesity #cardiovasculardisease #hearthealth #epigenetics #inflammation #ketogenicdiet #NLRP3 #genetics #staycurious #metabolism #metabolichealth #educational #scienceexplained #naturecardiovascularresearch #atherosclerosis #ketoscience #dietandhealth #epigeneticinheritance #metabolichealth #prenatalnutrition #maternalhealth #fetalprogramming #generationalhealth #nutrigenomics #lifecoursehealth #nutritionresearch #westernizeddiet #chronicinflammation #nutritionmatters #preventivediet #scienceeducation #healthscience #longtermhealth #epigeneticrisk #healthylifestyle Learn more about your ad choices. Visit megaphone.fm/adchoices

    She Saved My Heart… Without Even Knowing It

  2. 1d ago

    Scientists Discuss Brand New Heart Health Studies (ft Mike Mutzel)

    In this conversation with Mike Mutzel, MS from the High Intensity Health channel, we dive into some of the most interesting 2025 heart health studies. We explored the gut-heart axis, how body fat can alter blood vessel function and touch on oxidative stress, inflammation, the microbiome, protein, hormones and how they all relate to heart health. If you are interested in cardiovascular health nutrition, and metabolism, this one is for you!Chapter*Call our service line at 815-STAY-CUR (815-782-9287) or visit https://askchapter.org/staycurious*Learn more about the data, here: https://staycuriousmetabolism.substack.com/p/life-or-death-in-the-fine-print-the?r=40ekz2 Mike’s YouTube Channel: https://www.youtube.com/user/highintensityhealth For Deeper Dive’s into the Content Discussed:*Referenced Videos:Paper 1: Imidazole Propionate and Heart Health https://youtu.be/P7CZvAnB53E Autophagy and Depression https://youtu.be/MCCb5VkckU0 Paper 2: Aging, Phenylacetic Acid and Heart Health https://youtu.be/H0OaXcIobgM Young Blood and Longevity https://youtu.be/lTMjmHKc2Ys Paper 3: Myeloperoxidase, Obesity and Heart Health https://youtu.be/inTK-9DCxf0 *Other Referenced Content:Homovanillic Acid, Microbiome and Depression https://staycuriousmetabolism.substack.com/p/the-microbiomemood-link-a-three-ingredient?r=40ekz2 Dogs and health https://staycuriousmetabolism.substack.com/p/the-science-of-dogs-and-better-health?r=40ekz2 Leptin, Salt and Blood Pressure https://staycuriousmetabolism.substack.com/p/salt-vs-fat-rethinking-the-root-causes?r=40ekz2 Four Types of Diabetes (The Cliffhanger!): https://staycuriousmetabolism.substack.com/p/types-four-of-diabetes-what-new-technologies?r=40ekz2 Chapters:00:00 – Dipping into 2025 Heart Health Studies2:25 – The Shift in Heart Health Focus Beyond ApoB and LDL8:03 – Imidazole Propionate and Heart Health – And Internet Confusion22:15 – Chapter: Healthcare and Longevity 24:02 – Gut Health, Heart Health, Aging and Phenylacetic Acid 26:50 – Mechanisms to Improve Gut Metabolism and Lower Phenylacetic Acid37:45 – How Fat Tissue and Myeloperoxidase Impact Vascular Health43:23 – Final Reflections: A Systems View of Metabolic Health*Chapter: Chapter and its affiliates are not connected with or endorsed by any government entity or the federal Medicare program. Chapter Advisory, LLC represents Medicare Advantage HMO, PPO, and PFFS organizations and stand alone prescription drug plans that have a Medicare contract. Enrollment depends on the plan’s contract renewal. While we have a database of every Medicare plan nationwide and can help you to search among all plans, we have contracts with many but not all plans. As a result, we do not offer every plan available in your area. Currently we represent 50 organizations which offer 18,160 products nationwide. We search and recommend all plans, even those we don’t directly offer. You can contact a licensed Chapter agent to find out the number of products available in your specific area. Please contact Medicare.gov, 1-800-Medicare, or your local State Health Insurance Program (SHIP) to get information on all of your options.#metabolichealth #mikemutzel #nicknorwitz #2025healthstudies #inflammation #phenylaceticacid #apob #hearthealth #lipidstudies #guthealth #sleepandmetabolism #insulinresistance #myeloperoxidase #autophagy #longevityscience #nutritionalbiochemistry #healthoptimization #functionalmedicine #healthscience #chronicinflammation #cardiovascularrisk #biomarkers #longevityresearch #metabolicmarkers #functionalmedicine #healthscience #chronicinflammation #cardiovascularrisk #biomarkers #longevityresearch #metabolicmarkers #staycurious Learn more about your ad choices. Visit megaphone.fm/adchoices

    Scientists Discuss Brand New Heart Health Studies (ft Mike Mutzel)

  3. 1d ago

    The Hidden Toxin that Causes Insulin Resistance

    For more nuances and references, see the associated Newsletter: https://staycuriousmetabolism.substack.com/p/can-we-trap-a-microbial-toxin-to?r=40ekz2 Winnow Microplastic Binding Probiotic, Affiliate Link (15% off): https://www.winnowlabs.com/STAYCURIOUSMicroplastics and Cardiovascular Disease, Letter: https://staycuriousmetabolism.substack.com/p/microplastics-in-my-heart-its-worse?r=40ekz2 A new study has uncovered a surprising metabolic villain — D-lactate, the molecular twin of the lactate that fuels your muscles. Unlike L-lactate, D-lactate builds up in people with obesity and contributes to insulin resistance, fatty liver, and metabolic dysfunction. But scientists have now found a way to trap this molecule in the gut, potentially opening the door to a brand-new class of metabolic therapies. In this video, Nick Norwitz MD PhD explains the study, its implications for human health, and how certain probiotics and homemade yogurts could help reduce D-lactate levels naturally.Chapters:0:00 – The Evil Twin of Lactate: New Research Explained1:18 – L-Lactate vs D-Lactate: Why the Difference Matters2:43 – Elevated D-Lactate in Obesity: The Hidden Connection3:18 – How D-Lactate Worsens Blood Sugar and Metabolic Health4:00 – Gut Microbes: The Source of D-Lactate6:30 – The D-Lactate Trap: How Scientists Made Mice Poop It Out9:11 – What This Discovery Means for Metabolic Research9:42 – Practical Takeaways: What You Can Do Right Now#Lactate # microbiome #metabolichealth #fatloss #insulinsensitivity #diabetes #obesity #weightloss #educationa #staycurious #inflammation #yogurt #guthealth #biochemistry #metabolism #glucosecontrol #bloodsugar #fattyliver #insulinresistance #healthscience #nutritionresearch #probiotics #gutmicrobiome #scienceexplained #wellnessscience #hormones #metabolicsyndrome Learn more about your ad choices. Visit megaphone.fm/adchoices

    The Hidden Toxin that Causes Insulin Resistance

  4. 2d ago

    Allulose: Nature's Sweet Ozempic?

    Link: https://pubmed.ncbi.nlm.nih.gov/29317623/Newer Video (April 2024): https://youtu.be/pr93EsEV2bM?si=AEcnv1jlUoEWF-e1 Learn more about your ad choices. Visit megaphone.fm/adchoices

    Allulose: Nature's Sweet Ozempic?

  5. 3d ago

    How a $1 Trillion Drug Got It Wrong

    For references and a written breakdown, see the associated newsletter: https://staycuriousmetabolism.substack.com/p/weve-been-prescribing-statins-wrong?r=40ekz2 For a consolidated resource on prior StayCurious Heart Health Content, check out our Heart Health Map! https://open.substack.com/pub/staycuriousmetabolism/p/the-intricate-metabolic-web-of-heart?r=40ekz2&utm_campaign=post&utm_medium=web&showWelcomeOnShare=trueStatins are among the most prescribed and profitable drugs in the world, but new research is forcing us to rethink what they actually do — and for whom. In this video, Dr. Nick Norwitz MD PhD breaks down the latest data showing that statins only reduce cardiovascular risk in people with existing heart disease, while showing little or no benefit for those without.Nick walks through, not one, but 4 major studies and explains why LDL cholesterol and ApoB aren’t the whole story, how coronary imaging (CAC or CTA scans) provide better risk prediction, and why the real root causes — like insulin resistance and mitochondrial dysfunction — often get ignored. This isn’t about conspiracy or fear — it’s about context. Good medicine isn’t black or white — it’s nuanced, transparent, and collaborative.Chapters0:00 – Intro: Statins as a Misunderstood Tool1:46 – Paper 1, Statins Don’t Benefit Those Without Heart Disease3:43 – Imaging Beats LDL and ApoB for Risk Stratification4:26 – Paper 2, If Your Heart is Clear, Does LDL Cholesterol Matter?5:33 – Reviewing the Pros and Cons of Statins6:43 – Paper 3, Statins Harm Mitochondria and Muscles7:55 – Paper 4, Statins Slash GLP-1 Levels9:00 – The Essential Social Dynamics of Statins You Need to Know11:15 – Conclusion, The Right Tool for the Right Job#Statins #HeartHealth #Cholesterol #LDL #ApoB #InsulinResistance #MetabolicHealth #Mitochondria #Type2Diabetes #CardiovascularHealth #Medicine #Pharmaceuticals #GLP1 #CoQ10 #StayCurious #NickNorwitz #Educational #ScienceCommunication #CriticalThinking #HealthResearch #StayCurious Learn more about your ad choices. Visit megaphone.fm/adchoices

    How a $1 Trillion Drug Got It Wrong

  6. 4d ago

    Oreo Statin Data LEAK!

    Shawn Baker Tweet: https://x.com/SBakerMD/status/1728878646793003085?s=20Nick Tweet: https://x.com/nicknorwitz/status/1729122883564171274?s=200:12: Data “leak”0:50: Who am I? (For those who don’t know me)1:54: Lean Mass Hyper-Responders2:56: What (design and hypothesis)5:15: Why am I doing this?7:13 – 9:40: “How” (Lipid Energy Model)Other details and Final commentsLipid Energy Model: https://pubmed.ncbi.nlm.nih.gov/35629964/LMHR, first paper: https://cdn.nutrition.org/article/S2475-2991(22)00007-5/fulltext JCL LMHR editorial: https://www.lipidjournal.com/article/S1933-2874(22)00295-1/fulltextLMHR, low saturated fat case report: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9048595/ Learn more about your ad choices. Visit megaphone.fm/adchoices

    Oreo Statin Data LEAK!

  7. 4d ago

    The Coolest Fiber Paper and Biggest Keto Lie!

    Microplastics and Cardiovascular Disease Letter: https://staycuriousmetabolism.substack.com/p/microplastics-in-my-heart-its-worse?r=40ekz2 Winnow Affiliate Link (15% off): https://www.winnowlabs.com/STAYCURIOUSWinnow is a first-in-class probiotic that binds microplastics to provide a microplastic shield from your inside. See the letter above for more details.Inulin StayCurious Newsletter: https://staycuriousmetabolism.substack.com/p/the-fiber-that-fights-fat-how-inulin?r=40ekz2 Inulin Video: https://youtu.be/blNLHsww_Qs Andrew Koutnik, Interview 1: https://youtu.be/2doAS18X9kA Andrew Koutnik, Interview 2: https://youtu.be/-vdol1TSxoc Andrew Koutnik, Interview 3: https://youtu.be/NrZlvtWIgBAIn this episode, Dr Andrew Koutnik and I dive deep into the science of fiber, keto, and more – focusing on two influential 2025 papers. First, we unpack the a new study revealing how a specific type of fiber can “immunize” the body against fructose by reshaping the microbiome, protecting the liver, reducing de novo lipogenesis, and boosting glutathione production. This isn’t “more fiber is better”—it’s precision nutrition.Then we break down the keto mouse study that was widely discuss for claiming ketogenic diets cause fatty liver and glucose intolerance. We explain why this particular mouse model leads to misleading results, and how diet design specifics dramatically change outcomes. When viewed through these lenses, the scare headlines collapse.We also explore how to think critically about nutrition science, why animal studies can both illuminate and mislead, how individuals can apply evidence with nuance, and why personal experimentation—combined with skepticism and curiosity—leads to better metabolic outcomes. If you're trying to understand fiber, fructose, ketogenic diets, diabetes, or simply want to make better decisions about your own metabolic health, this conversation provides clarity and actionable insight.Chapters:0:00 – Intro: Welcome Back Dr Andrew Koutnik PhD1:40 – The Coolest Fiber Paper Ever!21:19 – Probiotic That Binds Plastics22:52 – Keto Mouse Myths: A Shady Study Skews the Truth30:01 – Andrew Reflects on his Diary of a CEO Appearance 43:01 – Do Credentials Teach Curiosity, or Crush Them?#NickNorwitz #AndrewKoutnik #MetabolicHealth #NutritionScience #Inulin #FiberScience #Microbiome #GutHealth #Fructose #HFCS #LiverHealth #NAFLD #Metabolism #InsulinResistance #KetogenicDiet #KetoScience #LowCarb #Type1Diabetes #PrecisionNutrition #LongevityScience #Healthspan #ScientificDebunk #DietStudies #EvidenceBasedNutrition #ScienceExplainer #StayCurious #Glutathione #Mitochondria #DeNovoLipogenesis #MicrobiomeResearch Learn more about your ad choices. Visit megaphone.fm/adchoices

    The Coolest Fiber Paper and Biggest Keto Lie!

  8. 5d ago

    Oreo Joe Rogan!

    JRE #2069, Spotify: https://open.spotify.com/episode/6BVcDMKLN820nNXYSPcbwvOreo experiment, Video: https://youtu.be/GHALacs44I8?si=Oec-0YqamBj5dO1XOreo experiment, Tweet: https://x.com/nicknorwitz/status/1729122883564171274?s=20Carnivore, Harvard Study: https://pubmed.ncbi.nlm.nih.gov/34934897/LMHR study: https://cdn.nutrition.org/article/S2475-2991(22)00007-5/fulltextLipid Energy Model: https://pubmed.ncbi.nlm.nih.gov/35629964/ Learn more about your ad choices. Visit megaphone.fm/adchoices

    Oreo Joe Rogan!
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About

MD, Harvard | PhD, Oxford | Motto: StayCurious | Thanks for Learning with Me!About: Dr. Nick Norwitz graduated valedictorian from Dartmouth College, where he majored in cell biology and biochemistry. He earned his PhD in Human Metabolism from the University of Oxford and completed his MD at Harvard Medical School.During his training, a personal battle with inflammatory bowel disease ignited a deep passion for metabolic health and a mission to empower others on their individual health journeys. Nick has since become a leading voice in the metabolic health space, best known for the intellectual rigor and clarity of his educational content, which reaches millions worldwide. He also authors a best-selling newsletter at StayCuriousMetabolism.com.Disclaimer: While I am an MD PhD, this channel is intended to educate. It is not intended to provide clinical recommendations for any individual. Please contact your doctor or other clinical provider if you have questions about your care.Links:Newsletter: https://staycuriousmetabolism.comInstagram: https://www.instagram.com/nicknorwitz/My Website: https://www.nicknorwitz.comTwitter: https://twitter.com/nicknorwitzLinkedIn: https://www.linkedin.com/in/nicknorwitz/ Unofficial fan audio feed — not affiliated with or endorsed by the original creator. All content belongs to its respective owner.

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