The Metabolic Classroom with Dr. Ben Bikman

📢 Ask Dr. Bikman’s Digital Mind (multilingual):https://benbikman.com/ben-bikmans-digital-ai-mind📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.comTopic:Bone is a metabolically active organ that responds to insulin and glucose while releasing hormones that influence the pancreas, fat cells, appetite, and energy use. High glucose and insulin resistance can make bones brittle despite normal density, while resistance training, stable glucose, and good nutrition support both skeletal and metabolic health.Summary:Dr. Bikman explains why bone should be understood as a metabolic organ, not just structural scaffolding. Bone is living tissue that is constantly being broken down and rebuilt by opposing teams of cells, and that remodeling process requires energy, nutrients, and hormonal coordination. Far from being inert, bone responds to metabolic signals such as insulin, glucose, and leptin—and it sends signals back to the rest of the body.Ben focuses first on insulin’s role in bone health. Insulin acts as a growth signal for bone-building cells, helping maintain bone density and structure. In type 1 diabetes, where insulin is absent, bone density and architecture suffer. In type 2 diabetes, the problem is different: bone density may look normal on a DEXA scan, but chronically high glucose can glycate collagen, making bone stiffer and more brittle. At the same time, insulin resistance weakens the bone-building signal, creating the “diabetic bone paradox,” where bones appear dense but fracture more easily.The lecture then explores bone-derived hormones, especially osteocalcin and lipocalin-2. Osteocalcin can support insulin secretion under glucose stimulation, increase adiponectin from fat cells, improve insulin sensitivity, reduce inflammation, and promote fat burning. Lipocalin-2 travels from bone to the brain after meals and appears to help suppress appetite while also supporting glucose regulation. The practical takeaway is that metabolic health and bone health are deeply connected: stable glucose, good insulin sensitivity, vitamin K, resistance training, and weight-bearing movement all help protect the skeleton and support whole-body metabolism.References:For complete show notes and references, we invite you to become an Insider subscriber. You’ll enjoy real-time, livestream Metabolic Classroom access which includes live Q&A with Ben after the lecture, unlimited access to Dr. Bikman’s Digital Mind, ad-free podcast episodes, show notes and references, and Ben’s Weekly Research Review Podcast. Learn more: https://www.benbikman.comNOTE: The information presented is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Dr. Bikman is not a clinician—and, he is not your doctor. Always seek the advice of your own qualified health providers with questions you may have regarding medical conditions. Hosted on Acast. See acast.com/privacy for more information.

📢 Ask Dr. Bikman’s Digital Mind (multilingual):https://benbikman.com/ben-bikmans-digital-ai-mind📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.comTopic:LDL cholesterol is a weak predictor of heart disease compared to markers of insulin resistance, metabolic syndrome, and the triglyceride-to-HDL ratio. True cardiovascular risk is driven far more by metabolic dysfunction than by cholesterol numbers alone.Summary:In this episode, Ben challenges the long-standing belief that LDL cholesterol is the primary driver of heart disease. While LDL has dominated cardiovascular conversations for decades, large-scale data show that nearly half of people hospitalized with heart disease have “normal” LDL levels.Instead, the strongest predictors of cardiovascular risk — especially premature heart disease — are markers of metabolic dysfunction, particularly insulin resistance. Measures like the lipoprotein insulin resistance (LP-IR) score, type 2 diabetes status, metabolic syndrome, and even the simple triglyceride-to-HDL ratio dramatically outperform LDL cholesterol in predicting who will develop heart disease.One of the most practical tools discussed is the triglyceride-to-HDL ratio, which can be calculated from a standard lipid panel. This ratio reflects underlying insulin resistance and small, dense LDL particles far better than LDL levels alone.Dr. Bikman also reviews the modest benefits of statins in primary prevention and highlights a critical point: lowering LDL does not address the root metabolic dysfunction driving cardiovascular disease. In fact, statin use — particularly in women — may increase the risk of developing type 2 diabetes.The takeaway is clear: cardiovascular prevention should shift from being LDL-centric to metabolism-centric. Insulin sensitivity, triglycerides, HDL, fasting insulin, and glycemic control are far more powerful indicators of risk than LDL cholesterol alone.References:For complete show notes and references, we invite you to become an Insider subscriber. You’ll enjoy real-time, livestream Metabolic Classroom access which includes live Q&A with Ben after the lecture, unlimited access to Dr. Bikman’s Digital Mind, ad-free podcast episodes, show notes and references, and Ben’s Weekly Research Review Podcast. Learn more: https://www.benbikman.comNOTE: The information presented is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Dr. Bikman is not a clinician—and, he is not your doctor. Always seek the advice of your own qualified health providers with questions you may have regarding medical conditions.Ben’s favorite yerba mate and fiber: https://ufeelgreat.com/usa/en/c/1BA884Exogenous ketones: A high-quality option is the NSF-certified goBHB from Clean Form Nutrition, where you can use the code BEN10 for a 10% discount: https://cleanformnutrition.com/products/go-bhbBen’s favorite meal-replacement shake: https://gethlth.com (discount: BEN10) Hosted on Acast. See acast.com/privacy for more information.

📢 Ask Dr. Bikman’s Digital Mind (multilingual):https://benbikman.com/ben-bikmans-digital-ai-mind📢 Dr. Bikman’s Community & Coaching Site: https://insuliniq.comTopic:This episode explores how the NAD⁺/NADH ratio acts as a key metabolic switch, where excess NADH—often driven by high glucose intake—leads to insulin resistance and cellular dysfunction. Ben highlights how lifestyle changes, not supplements, offer the most effective way to restore balance and protect metabolic health.Summary:In this mini lecture, Dr. Bikman explains the critical role of the NAD⁺ to NADH ratio in cellular metabolism and its link to insulin resistance.NAD⁺ and NADH function like a cellular battery, cycling between charged and uncharged states to fuel energy production. However, when this balance tips toward excess NADH—as happens with chronic high glucose intake, aging, alcohol consumption, or inactivity—metabolic dysfunction follows.Ben walks through the mechanisms by which a low NAD⁺/NADH ratio disrupts insulin signaling, including suppression of mitochondrial function, accumulation of harmful lipid intermediates (like ceramides), and increased oxidative stress. He also introduces the concept of "reductive stress," a pseudo-hypoxic state that cells enter when overwhelmed by glucose, leading to long-term damage and perpetuation of insulin resistance.To improve this ratio and support better metabolic health, Dr. Bikman recommends five main lifestyle strategies: restricting refined carbohydrates, exercising regularly, practicing time-restricted eating, optimizing sleep, and reducing or eliminating alcohol.While NAD⁺-boosting supplements like nicotinamide riboside show promise in animal models, their human effects remain limited—highlighting that lifestyle changes still provide the most reliable path to metabolic improvement.References:For complete show notes and references, we invite you to become an Insider subscriber. You’ll enjoy real-time, livestream Metabolic Classroom access which includes live Q&A with Ben after the lecture, unlimited access to Dr. Bikman’s Digital Mind, ad-free podcast episodes, show notes and references, and Ben’s Weekly Research Review Podcast. Learn more: https://www.benbikman.comNOTE: The information presented is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Dr. Bikman is not a clinician—and, he is not your doctor. Always seek the advice of your own qualified health providers with questions you may have regarding medical conditions. Hosted on Acast. See acast.com/privacy for more information.

Listen ad-free by becoming an Insider: https://benbikman.comAsk Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mindDr. Bikman’s Community & Coaching Site, Insulin IQ: https://insuliniq.comNicotine may not be the addictive villain it's made out to be. When separated from cigarette smoke, it shows surprising anti-inflammatory and neurological potential.Summary:In this Metabolic Classroom mini lecture, Dr. Ben Bikman revisits the molecule nicotine—not as an endorsement to use it, but to explore its distinct effects when separated from harmful compounds in cigarettes.Contrary to popular belief, nicotine alone is not highly addictive; tobacco additives like pyrazines likely amplify the addiction seen in cigarettes. Dr. Bikman details nicotine’s anti-inflammatory properties, particularly through activation of the alpha-7 nicotinic acetylcholine receptor, which may help conditions like ulcerative colitis, sepsis, and arthritis.Ben also explores its complex effects on metabolism—such as increased thermogenesis and fat oxidation—while warning of potential insulin resistance with sustained use.Lastly, he reviews fascinating clinical research suggesting therapeutic potential in conditions like ADHD, autism, Tourette’s syndrome, and even Alzheimer’s, all while emphasizing that nicotine, when separated from cigarette smoke, warrants more open scientific inquiry.References:For complete show notes and references, we invite you to become an Insider subscriber. You’ll enjoy real-time, livestream Metabolic Classroom access which includes live Q&A with Ben after the lecture, unlimited access to Dr. Bikman’s Digital Mind, ad-free podcast episodes, show notes and references, and online, live Office Hours access with Ben. It also includes Ben’s Weekly Research Review Podcast. Learn more: https://www.benbikman.comNOTE: The information presented is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Dr. Bikman is not a clinician—and, he is not your doctor. Always seek the advice of your own qualified health providers with questions you may have regarding medical conditions. Hosted on Acast. See acast.com/privacy for more information.

📢 Ask Dr. Bikman’s Digital Mind (multilingual): https://benbikman.com/ben-bikmans-digital-ai-mind📢 Dr. Bikman’s Community & Coaching Site, Insulin IQ: https://insuliniq.comIn this lecture, Dr. Ben Bikman explores the misunderstood role of glucagon, insulin’s often-overlooked metabolic counterpart.While insulin encourages fat storage and glucose uptake, glucagon signals the body to mobilize and burn stored energy. Contrary to popular belief, glucagon does not stimulate fat release from adipose tissue in humans. Instead, its fat-burning effects occur primarily in the liver, where it enhances fatty acid oxidation, ketone production, and energy expenditure.Glucagon’s power lies in shifting the metabolic balance through the insulin-to-glucagon ratio—a key determinant of whether the body stores or burns fat. Ben also unpacks the liver's molecular response to glucagon, including activation of mitochondrial fat-burning enzymes and ketone formation. Human studies now confirm that glucagon increases liver fat oxidation, making it a valuable target in new weight-loss drugs.New dual and triple agonist drugs that combine GLP-1 with glucagon receptors show superior weight loss outcomes compared to GLP-1 alone. They not only suppress appetite but also increase metabolic rate, making them potent tools in fighting obesity and fatty liver disease. However, lifestyle strategies like fasting and low-carb diets remain powerful ways to naturally leverage glucagon’s benefits without pharmaceutical intervention.Show Notes/References:For complete show notes and references, we invite you to become an Insider subscriber or member. You’ll enjoy real-time, livestream Metabolic Classroom access which includes live Q&A with Ben after the lecture, unlimited access to Dr. Bikman’s Digital Mind, ad-free podcast episodes, show notes and references, and online, live Office Hours access with Ben. It also includes Ben’s Weekly Research Review Podcast. Learn more: https://www.benbikman.comNOTE: The information presented is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Dr. Bikman is not a clinician—and, he is not your doctor. Always seek the advice of your own qualified health providers with questions you may have regarding medical conditions. Hosted on Acast. See acast.com/privacy for more information.