How Insulin Resistance DESTROYS Your Brain and Performance
Dec 10, 2024
auto_awesome
Dr. Ben Bikman, a metabolic scientist and best-selling author, discusses the alarming effects of insulin resistance on brain health and chronic diseases like Alzheimer's. He challenges traditional beliefs about obesity and advocates for lifestyle changes over medication. The conversation highlights the transformative role of insulin in fat metabolism and glucose regulation. Dr. Bikman explores the benefits of a ketogenic diet, natural supplements, and rethinking Alzheimer's origins, ultimately emphasizing the need for greater awareness of insulin's impact on health.
Insulin resistance affects approximately half of all adults worldwide and serves as a common underlying cause for various chronic diseases.
The link between insulin resistance and Alzheimer's disease highlights the importance of metabolic health in preserving cognitive function and preventing neurodegenerative disorders.
Dietary choices, particularly reducing carbohydrate intake, are emphasized as pivotal lifestyle changes necessary for managing insulin resistance and improving metabolic health.
Deep dives
Understanding Insulin Resistance
Insulin resistance is a widespread health issue, estimated to affect about half of all adults globally. It is not just a standalone condition but serves as a common underlying factor for many chronic diseases, including metabolic syndrome, diabetes, and hypertension. The misconception that chronic diseases are entirely separate issues is addressed, emphasizing that multiple disorders can share a root cause, which is often insulin resistance. Focusing on insulin resistance opens avenues for simple lifestyle interventions that could significantly reduce the risk of various chronic conditions.
The Physiological Role of Insulin
Insulin is an essential hormone produced by the pancreas that regulates blood glucose levels and plays a vital role in multiple body functions. Beyond managing blood sugar, insulin impacts energy use in brain cells, fat burning, and sex hormone production, which connects it to issues like polycystic ovary syndrome. While beneficial at healthy levels, chronically elevated insulin can lead to negative health outcomes, marking the transition into insulin resistance. The repetitive cycle of high insulin levels leading to insulin resistance is underscored as a significant issue in today's dietary landscape dominated by carbohydrate consumption.
Insulin Resistance and Chronic Diseases
Alzheimer's disease has recently been linked to insulin resistance, indicating that metabolic health may significantly influence cognitive function. Research has shown that young women with conditions related to insulin resistance exhibited reduced glucose uptake in the brain, a crucial factor given the brain's high energy demands. This presents a paradigm shift away from the traditional plaque theory of Alzheimer’s towards a focus on metabolic health, which includes managing insulin levels. Providing the brain with alternative energy sources, like ketones, can lead to improved cognitive functions, highlighting the importance of addressing insulin resistance for preventing neurodegenerative diseases.
Impact of Diet and Medication on Insulin Levels
The podcast explores the roles of dietary choices and pharmaceutical interventions in managing insulin resistance and associated conditions. GLP-1 receptor agonists, like Ozempic, are discussed as effective tools for insulin regulation and weight loss, although they come with drawbacks such as potential negative impacts on muscle mass. Findings demonstrate that lowering carbohydrate intake is one of the most effective ways to control insulin levels, emphasizing the need for lifestyle changes alongside any pharmacological solutions. A cautionary note is made regarding the misuse of such medications by those who are already metabolically healthy, stressing the intended role of these drugs in helping individuals with significant metabolic challenges.
Linking Insulin Resistance to Hypertension
Insulin resistance is deeply intertwined with hypertension, serving as a common pathway for developing cardiovascular diseases. Elevated insulin levels can directly contribute to higher blood pressure by affecting blood vessel function, leading to increased vascular resistance. Rapid improvements in blood pressure have been observed in individuals with insulin resistance after optimizing metabolic health through diet, further establishing the direct connection. This highlights how addressing insulin resistance might not only be crucial for preventing chronic diseases but also for managing existing conditions like hypertension.
Dr. Ben Bikman joins for an insightful discussion on insulin resistance, metabolic health, and chronic diseases like Alzheimer's. Exploring insulin's role in fat metabolism, muscle function, and glucose regulation,
Dr. Bikman challenges conventional views on obesity and chronic disease prevention, emphasizing lifestyle changes over medication. He delves into the effects of GLP1 drugs and the significant impact of insulin resistance on cardiovascular health.
With expert analysis, Dr. Bikman underscores how understanding insulin can revolutionize preventative health measures and improve metabolic function.
Timestamp Summary 0:00 Understanding Insulin Resistance and Its Impact on Health 6:36 Understanding Insulin's Role in Health and Disease 10:20 Understanding Insulin Resistance and Glucose Management 20:30 Exploring Natural Supplements for Managing Glucose Levels 23:00 Challenging the Plaque Theory in Alzheimer's Disease 27:27 Ketones as a Vital Energy Source for the Brain 32:04 Exploring Ketone Types and Tastes 33:33 Insulin Resistance and Ethnic Differences in Fat Cell Growth 38:04 Insulin's Role in Fat Cell Growth and Metabolism 45:10 GLP1 Drugs and Dietary Changes for Insulin Sensitivity 55:52 Understanding Insulin Resistance and Its Impact on Health
Book a 1-1 Call with a Neuro Athletics advisor to See If We Can Help You coaching practise: https://calendly.com/louisa-nicola/intro-call-with-na-sales-team
The Neuro Experience Podcast is proud to have hosted: Dr Andrew Huberman, Dr Gabrielle Lyon, Dr Layne Norton, Thomas DeLauer, Shawn Stevenson, Dr. Rocio Salas-Whalen, Saad Alam, Uma Naidoo, Dr. Lanna Cheuck, Angela Lee Pucci, Jillian Turecki, Dr. Jordan Feigenbaum, Dr. Darren Candow, Dr. Sue Varma, Evy Poumpouras, Dr Casey Means, Renee Deehan, Dr Chris Palmer, Dr Charles Brenner, Dr Joe Zundell, Dr Ray Dorsy, Dr Dale Bredeson, Dr. Ben Bikman
Get the Snipd podcast app
Unlock the knowledge in podcasts with the podcast player of the future.
AI-powered podcast player
Listen to all your favourite podcasts with AI-powered features
Discover highlights
Listen to the best highlights from the podcasts you love and dive into the full episode
Save any moment
Hear something you like? Tap your headphones to save it with AI-generated key takeaways
Share & Export
Send highlights to Twitter, WhatsApp or export them to Notion, Readwise & more
AI-powered podcast player
Listen to all your favourite podcasts with AI-powered features
Discover highlights
Listen to the best highlights from the podcasts you love and dive into the full episode