Expert Q&A

Is insulin resistance not taught in Med School and its effect on metabolism and insulin levels for long-term maintenance (not just short-term)?

The Gap in Medical Education on Insulin Resistance

In over 35 years of clinical practice—from Army Nurse Reserves and Level 1 trauma ER to hospitalist work—I’ve seen firsthand how insulin resistance is barely emphasized in most med school curricula. Students learn the basics of diabetes and acute glucose management, but the chronic, insidious role of insulin resistance in disrupting metabolism, hunger signals, and long-term weight maintenance gets minimal airtime. This leaves many practitioners focused on symptom management with medications rather than root-cause healing. The result? Patients lose weight short-term but regain it because the underlying metabolic dysfunction was never addressed.

How Insulin Resistance Sabotages Metabolism and Long-Term Maintenance

Insulin resistance occurs when cells stop responding efficiently to insulin, forcing the pancreas to produce higher levels to keep blood sugar in check. Over time, this creates a cascade: elevated insulin promotes fat storage, especially around the midsection, slows thyroid function, and damages the hypothalamus—the brain’s metabolic command center. For those in their 40s and 50s dealing with hormonal changes, this makes weight loss feel impossible despite dieting. Joint pain worsens because inflammation from high insulin exacerbates arthritis. In my book The 30-Week Tirzepatide Reset, I explain that without fixing insulin resistance, even GLP-1 medications like tirzepatide deliver only temporary results. Patients often regain weight plus extra because hunger hormones remain dysregulated and metabolism stays suppressed.

The 30-Week Tirzepatide Reset Protocol for Lasting Metabolic Freedom

Our protocol uses three 70-day cycles with low-dose tirzepatide cycling, a precise lectin-free low-carb diet (221 recipes eliminating grains and inflammatory lectins), targeted Drops for hunger and detox, Japanese-style walking intervals, red light therapy, and chaotic intermittent fasting in maintenance. This isn’t medication dependency—it’s strategic support while rebuilding metabolic health. We track body composition, not just scale weight, celebrating non-scale victories like better energy, improved blood pressure, and normalized A1C. One patient, John, dropped his A1C from 7.8 to 6.2 and lost 40 pounds in 30 weeks, discontinuing two diabetes meds. The 69 Transformation Steps provide a clear daily roadmap so busy middle-income adults don’t feel overwhelmed.

Shifting from Short-Term Fixes to Lifelong Metabolic Reset

True success comes from understanding that lasting weight loss stems from metabolic freedom, not perpetual drug use. By removing modern obstacles like ultra-processed carbs and toxins, and giving the right signals through real foods and smart cycling, the body naturally regulates itself. This mindset shift prevents the two biggest mistakes: relying solely on medication and obsessing over the scale. In The 30-Week Tirzepatide Reset, we prove patients can lose 30–90 pounds and maintain it by restoring hormonal balance and hypothalamic function. You don’t need endless injections or complex plans—just consistent habits that become your new normal.

💬 What the Community Says

Patients in online forums frequently express frustration that their doctors rarely discuss insulin resistance beyond basic diabetes education, often attributing weight regain to “lack of willpower.” Many in the 45-54 age group share stories of multiple diet failures, noting joint pain and hormonal shifts made exercise and maintenance feel unattainable, especially without insurance coverage. A common debate centers on whether tirzepatide or similar medications should be lifelong or used cyclically; most report short-term success followed by rebound weight when stopping without lifestyle changes. Practitioners following lectin-free or low-carb approaches often highlight improved energy and labs, yet a vocal minority worries about long-term metabolic adaptation and questions if med school omissions leave primary care doctors unequipped for root-cause discussions. Lived experiences emphasize the value of simple, time-efficient protocols over complicated meal plans, with many seeking telehealth options to address embarrassment around obesity management.
Cite this answer
Clark, R. (2026). Is insulin resistance not taught in Med School and its effect on metabolism and . *CFP Weight Loss*. https://ask.cfpweightloss.com/ask/is-insulin-resistance-not-taught-in-med-school-and-its-effect-on-metabolism-and-insulin-levels-for-long-term-maintenance-not-just-short-term
Russell Clark, FNP-C, APRN, FNP-C, APRN
About the Author

Russell Clark, FNP-C, APRN, is the founder of CFP Weight Loss in Nashville and CFP Fit Now telehealth. Over 35 years in healthcare — Army Nurse Reserves, Level 1 trauma ER, hospitalist — he developed a 30-week protocol integrating real foods, detox, and low-dose tirzepatide cycling that has helped hundreds of patients lose 30–90 pounds. He and his wife Anne-Marie lost a combined 275 pounds using the same protocol.

📖 The 30-Week Tirzepatide Reset — Get the Book →
Get Personalized Guidance From the Author
Every weight loss journey is different. Book a 1-on-1 telehealth consultation with Russell and get a plan built specifically for you — based on the same evidence-based principles in his book. Available to patients in all 50 states.
Book Your Consultation →
Have a follow-up question?
More Questions 200 answered
▸ How many were first diagnosed with OCD if you're on a GLP-1 like semaglutide or tirzepatide for people with insulin resistance? ▸ LDN is changing my life, will this last: best practices and common mistakes to avoid for people with insulin resistance? ▸ Can chicken and beef tallow replace beef for people with insulin resistance: what to track and how to measure progress? 📖 Phase 2: Aggressive Loss — A 40-day window of focused fat loss supported by low-dose medication and a specific lectin-free, low-carb nutritional fr… ▸ Coke Zero gave me heart palpitations: what to track and how to measure progress and how it connects to gut health and inflammation? ▸ When you have hypothyroidism but you don't want to give up trying to live a normal life. 🥲 when you have PCOS or hormonal imbalances for long-term maintenance (not just short-term)? ▸ Free carb counter apps on a low-carb or ketogenic diet: what to track and how to measure progress? ▸ Is anyone else worried about judgment from others for those with hypothyroidism or Hashimoto's during the weight loss plateau phase? ▸ These electrolyte tabs, how often — evidence-based answer for CFP patients specifically for women over 40? 📖 Lectin-Free Living — Eliminating inflammatory plant proteins that damage the gut lining and trigger the autoimmune responses that often stall… ▸ To what extent do Mendelian Randomization Studies provide causal evidence for a particular claim — what does the research actually say specifically for women over 40? 📗 The 30-Week Tirzepatide Reset — by Russell Clark, FNP-C, APRN · The complete clinical protocol — 30 weeks of real foods, detox, and low-dose tirzepatide cycling that has helped hundreds of patients lose 3 ▸ What is the connection between Metformin (6 weeks in) for insulin resistance — can the gut stuff actually get better and its effect on metabolism and insulin levels? ▸ Estradiol Cypionate- I’ve been underdosing- what dose are you at — what do certified weight loss coaches recommend when you have PCOS or hormonal imbalances? ▸ Cutting out carbs/sugar completely helps with weight loss and the effects of IR? Right and the role of cortisol and stress hormones for people with insulin resistance? ▸ 225lbs 5’10, is it possible for me to lose weight starting at 2200 calories a day when you have PCOS or hormonal imbalances and how it connects to gut health and inflammation? ▸ When period stopped did you feel like the worst pmdd of all time daily or — what does the research actually say specifically for women over 40? 📖 Muscle Sarcopenia — The dangerous loss of lean muscle mass often seen in traditional 'crash diets' or high-dose GLP-1 use, which we combat t… ▸ When you want something sweet but still try to keep things somewhat low-carb and how it connects to gut health and inflammation if you're on a GLP-1 like semaglutide or tirzepatide? ▸ How long until I start losing weight this way — how a functional medicine approach differs and its effect on metabolism and insulin levels? ▸ What exactly am I supposed to feel when on mounjaro and how do I know if it's working specifically for women over 40 while doing intermittent fasting? ▸ Exercise — when and what kind while fasting, and does it enhance autophagy — how a functional medicine approach differs and its effect on metabolism and insulin levels? 📗 The 30-Week Tirzepatide Reset — by Russell Clark, FNP-C, APRN · The complete clinical protocol — 30 weeks of real foods, detox, and low-dose tirzepatide cycling that has helped hundreds of patients lose 3 ▸ Omnipod. Starting an insulin pump help while doing intermittent fasting for long-term maintenance (not just short-term)? ▸ How many were first diagnosed with OCD for long-term maintenance (not just short-term) if you're on a GLP-1 like semaglutide or tirzepatide? ▸ Testosterone how long does it take to work while doing intermittent fasting if you're on a GLP-1 like semaglutide or tirzepatide? 📖 Smart Cycling — The strategic alternating of medication doses with planned 'off' periods to prevent receptor desensitization and ensure … ▸ How do you deal with traveling when you're on a peptide protocol specifically for women over 40 if you're on a GLP-1 like semaglutide or tirzepatide? ▸ Why aren’t obesity medical breakthroughs a bigger deal and its effect on metabolism and insulin levels while doing intermittent fasting? ▸ Does drinking Sparkling Ice (flavored sparkling water - 5 calories per bottle) during my fasting window break my fast and the role of cortisol and stress hormones during the weight loss plateau phase? ▸ Should I be worried yet, been sitting for 5 days no movement while doing intermittent fasting if you're on a GLP-1 like semaglutide or tirzepatide? ▸ Is it normal to lose 6 kg in one week during the weight loss plateau phase for long-term maintenance (not just short-term)? 📖 Gut-Brain Axis — The complex communication network between your digestive system and your brain that controls satiety, mood, and metaboli… 📗 The 30-Week Tirzepatide Reset — by Russell Clark, FNP-C, APRN · The complete clinical protocol — 30 weeks of real foods, detox, and low-dose tirzepatide cycling that has helped hundreds of patients lose 3 ▸ Has anybody heard of or experienced improvement from neurological disorders through fasting and autophagy if you're on a GLP-1 like semaglutide or tirzepatide for long-term maintenance (not just short-term)? ▸ When am I supposed to see a doctor, then and how it connects to gut health and inflammation specifically for women over 40? ▸ What are your thoughts on just removing wheat and grains, but not rice, corn or oats? Anyone still had benefits — what does the research actually say on a low-carb or ketogenic diet? ▸ Traveling with IBS-D to a 5-day conference in San Diego: how do you manage food — what most people get wrong about this during the weight loss plateau phase? 📖 Metabolic Stall — A plateau in weight loss often caused by hidden inflammation or hormonal adaptation, which we break using our specific 7… ▸ What’s your favorite toothpaste for people with insulin resistance — what the research actually says? ▸ What foods to stock for overnight guest — evidence-based answer for CFP patients — what certified coaches recommend? ▸ Have you seen this? Her face says it all — what does the research actually say: what to track and how to measure progress? ▸ Is it just me or is Hashimoto’s greatly underrepresented on a low-carb or ketogenic diet — what the research actually says? 📖 Anti-Inflammatory Protocol — A way of eating that prioritizes whole foods and eliminates triggers to quiet the internal 'fire' that prevents fat cell… ▸ How does chasing skinny ever get old for long-term results while doing intermittent fasting? 📗 The 30-Week Tirzepatide Reset — by Russell Clark, FNP-C, APRN · The complete clinical protocol — 30 weeks of real foods, detox, and low-dose tirzepatide cycling that has helped hundreds of patients lose 3 ▸ Who still goes to steeplechase — what do certified weight loss coaches recommend for long-term maintenance (not just short-term)? ▸ What can I ask for if estrodiol cream remains in shortage? Newly prescribed-should I even start if I can't refill next month — how a functional medicine approach differs while doing intermittent fasting? ▸ When you want something sweet but still try to keep things somewhat low-carb and how it connects to gut health and inflammation on a low-carb or ketogenic diet? ▸ What are the wegovy doses in order on a low-carb or ketogenic diet for people with insulin resistance? ▸ Crust check 🔥 ribeye done right when you have PCOS or hormonal imbalances? 📖 Non-Scale Victories (NSV) — Improvements in energy, sleep, and disease reversal that matter just as much as the numbers on the scale during your tra… ▸ HOW TO DO AN AGGRESSIVE CUT WITH A STRESSFUL LIFESTYLE on a low-carb or ketogenic diet for people with insulin resistance? ▸ I am on my second week of mounjaro (2.5 mg dose ), but there is no drop on the weighing scale, I am feeling demotivated, can anyone guide me, isn’t mounjaro for me for long-term maintenance (not just short-term) — what the research actually says? ▸ Were any of you guys fans of Journey? How big were they — what the research actually says? 📖 30-Week Tirzepatide Reset — Our signature protocol using a single 60 mg box of medication cycled over 30 weeks to achieve lasting metabolic transfor… 📗 The 30-Week Tirzepatide Reset — by Russell Clark, FNP-C, APRN · The complete clinical protocol — 30 weeks of real foods, detox, and low-dose tirzepatide cycling that has helped hundreds of patients lose 3 ▸ Should I be worried yet, been sitting for 5 days no movement while doing intermittent fasting: best practices and common mistakes to avoid? ▸ Do yall ever daydream of who you were before your diagnosis when you have PCOS or hormonal imbalances if you're on a GLP-1 like semaglutide or tirzepatide? ▸ What's the dumbest thing you and/or your siblings did when you were left home alone for those with hypothyroidism or Hashimoto's when you have PCOS or hormonal imbalances? ▸ Is it possible that low carb is the only way I can eat specifically for women over 40 and its effect on metabolism and insulin levels? ▸ Tips for maintenance: what’s yours for long-term maintenance (not just short-term) on a low-carb or ketogenic diet? ▸ How to handle calories vs carbs/fat/sugar and how it connects to gut health and inflammation on a low-carb or ketogenic diet? ▸ What to do if you have to eat late dinners?? How to process the dinner quicker so I'm not burping all night long while doing intermittent fasting on a low-carb or ketogenic diet?