144: What Is Insulin Resistance? The Hidden Driver of Weight Gain, Fatigue, and Inflammation | Lizzie Ens

What if the reason you cannot lose weight, you are always tired, and your labs keep coming back "normal" is a condition affecting up to 40% of adults that most doctors are not even testing for?

In this solo episode, Lizzie breaks down everything you need to know about insulin resistance: what it is, why it is quietly behind so much of the weight gain, fatigue, inflammation, and metabolic chaos she sees in her clients every day, and most importantly, what you can actually do about it without going straight for medication.

She shares the specific lab test your doctor is likely skipping, walks through a real client story that shows exactly how this plays out, shares her own personal experience going into insulin resistance from chronic stress and poor sleep, and lays out the research-backed lifestyle changes that have been shown to rival medication for blood sugar and insulin management.

This is the episode for anyone who has been doing everything right and still cannot figure out why their body is not responding. The answer might be in a number your doctor has never checked.

In this episode, you’ll learn:

• Why up to 40% of adults have insulin resistance and most have no idea, including what is quietly happening in your body before any obvious symptoms show up
• The single most important lab test for metabolic health that is missing from most standard blood panels and exactly what to ask your doctor for
• How visceral fat, PCOS, fatty liver disease, cardiovascular disease, and cognitive decline are all downstream effects of unmanaged insulin resistance
• Why stress and poor sleep can drive you into insulin resistance even when your diet is completely clean, and how Lizzie experienced this firsthand
• The role of muscle mass in glucose disposal and why strength training is one of the most powerful things you can do for insulin sensitivity
• How to prepare potatoes and other whole food carbs in a way that significantly reduces your insulin spike
• Why eating protein and vegetables before your carbohydrates flattens your post-meal glucose response, and what the research actually shows
• The post-meal walking research that demonstrated comparable results to adding an insulin injection in type 2 diabetes patients
• What front-loading your meals earlier in the day does for your sleep quality, deep sleep, and heart rate variability
• When a short-term intervention may be appropriate and why lifestyle change still has to come first regardless

We talk about:

00:00 Why insulin resistance is behind so much unexplained weight gain, fatigue, and inflammation

02:00 How common it actually is, the lifestyle factors driving it, and why most people have no idea they have it

03:00 How insulin resistance develops in the body and where the breakdown actually happens

04:00 The lab test your doctor is likely skipping and why glucose and A1C alone are not enough

05:00 Client story: pre-diabetic, shaky after meals, and blaming the wrong thing entirely

08:00 Visceral fat, fatty liver, PCOS, and cardiovascular disease: the downstream effects no one warns you about

09:00 Why sedentary muscle, chronic stress, and poor sleep fast-track insulin resistance

12:30 The good news: insulin resistance is largely reversible, and when a short-term microdose intervention makes sense

15:00 What to do now: cut refined carbs, prioritize protein and fiber, and how to prep your carbs smarter

17:30 Post-meal walking, eating order, and the research showing lifestyle can rival medication

21:00 The studies on resistance training, stair climbing, and sleep restriction that make the case for lifestyle first

25:00 Front-loading meals, reverse fasting, and what Lizzie's Oura Ring data revealed about earlier cutoffs

Connect with Lizzie

• Instagram: https://www.instagram.com/lizzieens_wellness
• YouTube: https://www.youtube.com/@lizzieenswellness
• TikTok: https://www.tiktok.com/@lizzieh_wellness
• Website: https://undietyou.com/

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