#209 - What is insulin resistance and why does it matter? | Dr. Rob Lustig & Dr. Dominic D’Agostino

Insulin resistance is when cells stop responding to insulin’s signal to uptake glucose. It’s a hallmark of prediabetes, Type 2 diabetes, and other forms of metabolic dysfunction, and it manifests as several chronic disease, ranging from Alzheimer’s to polycystic ovarian syndrome. Dr. Rob Lustig and Dr. Dominic D’Agostino discuss the importance of monitoring insulin levels, why a high or increasing insulin level is a problem, and how insulin resistance hinders weight management. Sign Up to Get Your Free Ultimate Guide to Glucose: https://levels.link/wnl Levels helps you see how food affects your health, empowering you with the tools needed to achieve health goals and improve healthspan. Levels Members gain access to the Levels app and continuous glucose monitors (CGMs), providing real-time feedback on how diet and lifestyle choices impact your metabolic health. Look for new shows every month on A Whole New Level, where we have in-depth conversations with thought leaders about metabolic health. 🎙 What Rob Lustig, MD, & Dr. Dominic D’Agostino, PhD, discuss: (03:57) — What is insulin? (06:55) — What is insulin resistance? (18:00) — There are three types of insulin resistance (38:00) — Weight management is not about calories in and calories out (45:53) — Adding more insulin to the equation of Type 2 diabetes isn’t necessarily the answer (51:20) — Insulin is a crucial biomarker to measure for metabolic health (53:58) — Insulin resistance is a hinderance to weight management (57:07) — The intake of too much leucine can lead to insulin resistance (1:02:04) — Fiber feeds the gut microbiome and is crucial for metabolic health (1:13:11) — Is intermittent fasting necessary? Transcripts & Show notes 🔗 Helpful links: Watch the conversation: https://youtu.be/dFOaBrujDHo Find us on YouTube: https://youtube.com/levelshealth?sub_confirmation=1 📲 Connect: Connect with Robert Lustig, MD, on Instagram: https://www.instagram.com/robertlustigmd/ Connect with Robert Lustig, MD, on Twitter: https://twitter.com/RobertLustigMD Connect with Dominic D’Agostino, PhD, on Instagram: https://www.instagram.com/dominic.dagostino.kt/ Connect with Dominic D’Agostino, PhD on Twitter: https://twitter.com/DominicDAgosti2