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
2821: If You're Not Doing THIS You're Leaving Gains On The Table [not-audio_url] [/not-audio_url]

Duration: 1:46:11
If you're only lifting weights to build muscle… you might be leaving serious gains on the table. In this episode, the guys break down why strength training alone isn't always enough, and how adding the right forms of car…
2820: What Every Woman Needs To Know About Creatine [not-audio_url] [/not-audio_url]

Duration: 29:23
Spring Bundle Sale: https://www.mapsmarch.com/?htrafficsource=youtube-organic&hcategory=MPSHOW&el=2820 This episode is brought to you by Legion ! buylegion.com/mindpump Code "MINDPUMP" for buy one, get one 50% off for ne…
2819: You'd Look Better With MORE Body Fat [not-audio_url] [/not-audio_url]

Duration: 1:59:30
Most people think getting leaner is always better… but that's not true. In this episode, the guys break down why staying ultra-lean year-round can actually make you look worse, feel worse, and hurt your long-term health.…
2818: Beyond the Scale: Rethinking Metrics for Fitness Success [not-audio_url] [/not-audio_url]

Duration: 1:09:08
Why Daily Weigh-Ins Sabotage Progress + Drop Sets, VO2 Max, and Blue Collar Training . The hosts argue that frequent scale weigh-ins often sabotage progress because most people misinterpret weight fluctuations and let th…
2817: Should You Bulk or Cut First? (Most People Get This Wrong) [not-audio_url] [/not-audio_url]

Duration: 29:43
Should you bulk, cut, or try to recomposition your body? In this episode of the Mind Pump Podcast, Sal, Adam, and Justin break down one of the most confusing decisions in fitness: when to bulk, when to cut, and when body…
2816 : Fat Burner Supplements Are a Scam (Here's Why) [not-audio_url] [/not-audio_url]

Duration: 1:47:24
In this episode of the Mind Pump Podcast, Sal, Adam, and Justin coach live callers on fitness, training, and nutrition strategies. They open the show discussing why fat burner supplements are mostly a waste of money, the…
2814: If You Want A Lower Body Fat Percentage, Watch This ! [not-audio_url] [/not-audio_url]

Duration: 1:46:36
In this episode of Mind Pump, Sal, Adam, and Justin break down why cutting body fat isn't always the best strategy; especially for women already around 22% body fat, and explain why building muscle often produces a leane…
2813: Pilates for Aesthetics? What Actually Builds a Sculpted Body [not-audio_url] [/not-audio_url]

Duration: 1:14:50
The hosts discuss the growing popularity of Pilates and explain why it can improve movement and stability but isn't the best tool for building a sculpted physique compared to strength training. They also share stories fr…
2812: The Most Overlooked Way to Burn Fat [not-audio_url] [/not-audio_url]

Duration: 26:46
Walking might be the most underrated fat loss tool. In this episode, the hosts break down five reasons why simple daily walking can be more effective and sustainable than many traditional cardio methods. If you're trying…