2822: The Truth About Insulin Sensitivity & Muscle Growth

2822: The Truth About Insulin Sensitivity & Muscle Growth

Author: Sal Di Stefano, Adam Schafer, Justin Andrews, Doug Egge March 26, 2026 Duration: 1:15:12

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Most people think building muscle and burning fat comes down to calories, workouts, and discipline.

But what if the real issue is something deeper?

In this episode, we sit down with a Rhett Langley, specializing in metabolic health to break down why your body might not be responding , even when you're doing everything right.

We cover:

  • Why metabolism controls fat loss and muscle gain
  • How blood sugar impacts cravings, energy, and performance
  • The truth about insulin sensitivity and muscle growth
  • Why strength training is one of the most powerful metabolic tools
  • How sleep, stress, and lifestyle affect your results more than you think
  • The real reason some people struggle to see progress

If you feel stuck, frustrated, or like your body isn't responding… this episode will change how you look at fitness.

 

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(00:00) Metabolic Health & Why It Matters
(11:00) The Doctor's Personal Wake-Up Call
(20:00) Stress, Blood Sugar & Daily Lifestyle Impact
(30:00) Why Muscle Improves Insulin Sensitivity
(40:00) Metabolic Dysfunction & Sexual Health
(50:00) How CGMs Help Change Behavior
(01:00:00) The Biggest Levers: Training & Nutrition
(01:10:00) Why Strength Training Beats Cardio for Metabolism
(01:20:00) Brain Health, Dementia & Blood Sugar
(01:30:00) GLP-1s, Medications & Fat Loss
(01:40:00) Supplements That Actually Work
(01:50:00) How to Fix Your Metabolism Long-Term


Tired of fitness fads and conflicting advice that leaves you more confused than when you started? Mind Pump: Raw Fitness Truth cuts through the noise with a no-nonsense approach you can actually trust. Hosts Sal Di Stefano, Adam Schafer, Justin Andrews, and Doug Egge bring their combined expertise to every conversation, dismantling popular myths and calling out the pervasive snake oil in the wellness world. Instead of hype, they focus on practical, science-backed strategies for building muscle, enhancing performance, and-most importantly-sustaining long-term health. Their discussions are grounded in reality, often challenging even the most sacred institutions in the industry with a blend of sharp insight and relatable humor. Each episode of this podcast feels like an honest talk with knowledgeable friends who aren’t afraid to question everything. You’ll find clarity on nutrition, training paradigms, and lifestyle choices, all delivered without an agenda other than giving you the unfiltered facts. For anyone exhausted by the constant churn of gimmicks and seeking a sustainable path to feeling and looking better, this is an essential listen. The raw truth isn’t always pretty, but with this team guiding you, it’s undeniably effective.
Author: Language: English Episodes: 100

Mind Pump: Raw Fitness Truth
Podcast Episodes
2831: This WILL Speed Up Your Metabolism AND Help You Lose Fat ! [not-audio_url] [/not-audio_url]

Duration: 2:01:04
Most people think burning calories is the key to fat loss… but that's not the full story. In this episode, the guys break down why building muscle is actually one of the most effective ways to improve body composition—an…
2830: The Best Push Pull Legs Program For Building Muscle (MAPS PPL) [not-audio_url] [/not-audio_url]

Duration: 23:47
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2829: Why That Pesky Last 10 Pounds Won't Come Off [not-audio_url] [/not-audio_url]

Duration: 2:04:44
Why is it that the last 10–15 pounds are ALWAYS the hardest to lose? In this episode, we break down one of the most frustrating parts of fat loss: hitting a plateau when you're doing everything "right." We explain: • Wha…
2828: The "Goldilocks Zone" - Build Muscle WITHOUT Bulking or Cutting [not-audio_url] [/not-audio_url]

Duration: 1:11:55
Most people think they need to bulk to build muscle… and cut to lose fat. But what if that approach is actually the reason you keep spinning your wheels? In this episode, we break down why the constant cycle of bulking a…
2827: The 90-Day Nutrition Strategy That Actually Works [not-audio_url] [/not-audio_url]

Duration: 25:46
When it comes to fitness, most people think training is the hard part… but it's actually nutrition that holds them back. In this episode, the guys break down why diets fail, why generic meal plans don't work, and the rea…
2826: The Least Amount You Can Train and Still See Results [not-audio_url] [/not-audio_url]

Duration: 1:48:34
How much do you really need to train to see results? Most people think more workouts = faster progress. But what if doing less… actually gets you better results? In this episode, we break down the minimum effective dose…
2825: How To Build Your Shoulders, Arms, and Glutes Before Summer [not-audio_url] [/not-audio_url]

Duration: 25:42
Want boulder shoulders, sleeve-filling arms, and a head-turning backside? In this episode, Sal, Adam, and Justin break down exactly how to build the aesthetic physique you're chasing, especially the muscles that matter m…
2824: Why Skipping Meals Is Hurting Your Metabolism [not-audio_url] [/not-audio_url]

Duration: 1:46:57
Most people think eating less is the answer. Skip meals. Try fasting. Cut calories. But what if that's exactly what's holding you back? In this episode, we break down why fasting isn't the fat loss hack people think it i…
2823: The Fitness Skills You Stop Using First (And Regret Later) [not-audio_url] [/not-audio_url]

Duration: 1:21:55
Most people think getting in shape is about building muscle or losing fat… But what if you're actually losing something MORE important? In this episode, the guys break down the 6 fundamental human movement skills that mo…