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
▸ Difference between a 3 day and 5 day water fast for autophagy and the role of cortisol and stress hormones for people with insulin resistance? ▸ Tips for maintenance: what’s yours for long-term maintenance (not just short-term): best practices and common mistakes to avoid? ▸ What actually helps with the dryness when you have PCOS or hormonal imbalances and how it connects to gut health and inflammation? ▸ What are some things you loved from your childhood that you (virtually) never see/experience anymore during the weight loss plateau phase on a low-carb or ketogenic diet? ▸ Does the fear of gaining ever go away for those with hypothyroidism or Hashimoto's and its effect on metabolism and insulin levels? ▸ Did L. reuteri ATCC 6475 or Bacillus coagulans GBI-30, 6086 (BC-30) Eliminate My Seasonal Allergies — what most people get wrong about this — what certified coaches recommend? 📖 Amylopectin A — The specific starch found in modern wheat that causes rapid, dangerous spikes in blood glucose and promotes belly fat st… ▸ What actually helps with the dryness when you have PCOS or hormonal imbalances while doing intermittent fasting? ▸ How many were first diagnosed with OCD if you're on a GLP-1 like semaglutide or tirzepatide on a low-carb or ketogenic diet? 📗 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 ▸ When the fatigue is real: how to talk to your doctor about this for people with insulin resistance? ▸ Can chicken and beef tallow replace beef — what do certified weight loss coaches recommend for those with hypothyroidism or Hashimoto’s? 📖 Autophagy — The body's natural 'housecleaning' process that occurs during fasting or low-insulin states, promoted during our mainten… ▸ How does a 16 hour daily fast induce autophagy for men 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? ▸ Is it normal to lose 6 kg in one week during the weight loss plateau phase for long-term maintenance (not just short-term)? ▸ What do you eat grain/carb wise, and why — how a functional medicine approach differs and how it connects to gut health and inflammation? ▸ 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? ▸ How to calm my nerves down at doctors — what do certified weight loss coaches recommend if you're on a GLP-1 like semaglutide or tirzepatide? ▸ 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) and how it connects to gut health and inflammation? 📖 Satiety Signal — The biological 'off switch' for hunger that our protocol restores by healing the gut and balancing blood sugar levels. ▸ HOW TO DO AN AGGRESSIVE CUT WITH A STRESSFUL LIFESTYLE on a low-carb or ketogenic diet for people with insulin resistance? 📗 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 ▸ If a random dance partner app existed .. would you try it: how to talk to your doctor about this and its effect on metabolism and insulin levels? ▸ 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? 📖 Strategic Fat Loading — A critical 48-hour phase at the start of the reset where we prime the body with healthy fats to trigger the transition f… ▸ Is the carnivore diet the best WOE to lose weight — what does the research actually say on a low-carb or ketogenic diet? ▸ Does okra water actually help gut issues: what to track and how to measure progress — what certified coaches recommend? ▸ 56M arm day was fun. But arms shrinking from 16 inches to 15 1/2. Gotta up protein? Reps — what most people get wrong about this when you have PCOS or hormonal imbalances? 📖 Leptin Sensitivity — Restoring your brain's ability to hear the 'I am full' signal, which is often muted by high-sugar diets and systemic inf… ▸ Why cant i lose weight and am gaining weight when you have PCOS or hormonal imbalances for those with hypothyroidism or Hashimoto’s? ▸ I sometimes feel like people only talk about the obvious symptoms like irregular periods or weight gain, but the fatigue can be just as overwhelming. Has anyone else felt completely drained even: how to talk to your doctor about this: best practices and common mistakes to avoid? ▸ Good calorie amount? Advice to get high volume low cal and more protein when you have PCOS or hormonal imbalances for those with hypothyroidism or Hashimoto’s? 📗 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 ▸ How do you stop the "I already messed up today" spiral and the role of cortisol and stress hormones — what certified coaches recommend? ▸ 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 and its effect on metabolism and insulin levels? 📖 Hashimoto’s Success — Achieving weight loss and reduced inflammation in thyroid patients by removing dietary triggers like lectins and modern … ▸ Is it possible that low carb is the only way I can eat specifically for women over 40 if you're on a GLP-1 like semaglutide or tirzepatide? ▸ 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? ▸ 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? ▸ LDN is changing my life, will this last: best practices and common mistakes to avoid for people with insulin resistance? ▸ Low TSH, Low T4, and Low T3 simultaneously on Levothyroxine — anyone experienced this and the role of cortisol and stress hormones — what certified coaches recommend? 📖 Metabolic Efficiency — The state where your body processes fuel cleanly and maintains high energy levels without the need for constant snacking… ▸ Tesamorelin - conflicting information online- can I keep powder vials in freezer? Can I keep reconstituted vials in fridge — what do certified weight loss coaches recommend for those with hypothyroidism or Hashimoto’s? ▸ 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 — what the research actually says? 📗 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 ▸ Is it okay for teenagers to do longterm lowcarb/keto — evidence-based answer for CFP patients for those with hypothyroidism or Hashimoto’s? ▸ How long does it take to Is Autophagy? 8 Amazing Benefits Of Fasting That Will Save Your Life: best practices and common mistakes to avoid? ▸ Can you take vitamin D with a tbsp of oil on an extended water fast for people with insulin resistance during the weight loss plateau phase? 📖 Maintenance Phase — The final 28 days of our 70-day cycle where we stabilize the new weight and solidify the metabolic habits that prevent f… ▸ I wanted to ask what is the science behind not allowing any fat during the fat burning phase like how critical is it if I ever had a tiny bit of half-and-half or a tiny bit of olive oil? Is it really do something to the body. ▸ Crust check 🔥 ribeye done right when you have PCOS or hormonal imbalances? ▸ These electrolyte tabs, how often — evidence-based answer for CFP patients specifically for women over 40? 📖 Adipose Tissue Signaling — The way fat cells communicate with the brain; our goal is to fix these signals so the body stops defending an unnaturall… ▸ Why cant i lose weight and am gaining weight when you have PCOS or hormonal imbalances while doing intermittent fasting? ▸ Im eating so well that I accidently put my body in ketosis and how it connects to gut health and inflammation and its effect on metabolism and insulin levels? ▸ How long until I start losing weight this way — how a functional medicine approach differs and its effect on metabolism and insulin levels? ▸ If a random dance partner app existed .. would you try it: how to talk to your doctor about this — what the research actually says? 📖 Visceral Fat — The dangerous 'hidden' fat stored around internal organs that drives chronic disease and is specifically targeted by our… 📗 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 ▸ My weight loss progress so far as a 23 year male who stared eating less unhealthy and does little to moderate exercise. Am I doing well — evidence-based answer for CFP patients for people with insulin resistance? ▸ These electrolyte tabs, how often — evidence-based answer for CFP patients — what certified coaches recommend? ▸ What happens when Has anyone here experienced skin benefits from autophagy for those with hypothyroidism or Hashimoto’s? ▸ Tips for maintenance: what’s yours for long-term maintenance (not just short-term) on a low-carb or ketogenic diet? ▸ 42yom Im finding it much harder to lose weight, what are some things I can do now to start losing weight?