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Dr Mike T Nelson

Creator of the Flex Diet Cert & Phys Flex Cert, CSCS, CISSN, Assoc Professor, kiteboarder, lifter of odd objects, metal music lover. >>>>Sign up to my daily FREE Fitness Insider newsletter below

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Cold water, red light, cryo pods, and a testosterone myth so wrong it owes me an apology

Hola from the wind starved and dare I say - moderate temperature Texas coastline where the wind smells like salt, sunscreen, and the slowly evaporating dreams of tourists who underestimated the Gulf. South Padre Island. Again. Yes. Before you say anything — I know. Third email from this sandbar. But hear me out: the kiteboarding here is criminal in the best possible way, and somewhere between a 23-foot air and a bone-rattling kite-slam that rearranged several of my vertebrae in exciting new...

Picture this, you are sitting in a homemade freezer filled with 41F water, cortisol spiking, teeth clattering like a broken jackhammer, and you're proud of yourself. Ok, so that was me before hitting the warm realms of South Padre. Truth be told, I have been subjecting myself to cold water immersion of various degrees when I am home for over 6 years now. Why you ask? Hang on and I will answer that, but first, here is what is actually happening inside your muscles that you just trained if you...

In this episode of the Flex Diet Podcast, I sit down with Dr. Scott Sherr to take a deep dive into methylene blue, mitochondrial function, and where the truth lies between online hype and fear. We talk through how methylene blue acts as a redox cycler in the mitochondria, how dosing differs for mitochondrial support versus antimicrobial use, and why high doses or poorly labeled liquid droppers can cause problems. Dr. Sherr also shares how he’s used methylene blue with athletes for recovery...

Hola from South Padre Island, where guess who has 2 opposable thumbs and hit a 23-foot jump kiteboarding this week? Wahoo! Happy Easter! Here's what went down this week Newsletters: VO₂ max 50 to 59 in 4 months: Build your aerobic engine the right way and you’ll see real gains—like a 9-point VO₂ max jump—while recovery and energy improve before the data even catches up. Do this highly underrated test to determine your recovery capacity: A simple 2-minute heart rate recovery test can reveal...

In this episode of the Flex Diet Podcast, I sit down with Dr. Masha Makeeva a physician specializing in integrative and regenerative medicine, to get a clear, practical breakdown of hyperbaric oxygen therapy (HBOT). We talk about why HBOT’s biggest benefit may be reducing inflammation, who it can help most, and how to think about protocols — pressure, oxygen concentration, session length, frequency, and total number of sessions —so you’re not comparing totally different approaches. We also...

Wind screaming off the Gulf, sending my kite overhead to fly 18+ feet in the air for over 100 feet and salt in every crevice of my existence. Yep, I am back in my happy place of S Padre TX. In between sessions on the water, my buddy and fellow kiteboarding kook Mike Lakawa and I got into a discussion that I hear very often. Mid-exhaustion, sun-wrecked, probably slightly dehydrated despite the irony of being surrounded by water, we landed on the same problem I keep seeing in coaches and...

Hola from South Padre where I am sitting here with coffee, a wind forecast that is finally doing something useful, and one piece of information from FMC class 4 that is so stupidly simple and so stupidly useful that it has no right to be this ignored. Can you guess it? It is the 2-minute heart rate recovery (HRR) test. You can do it today. You probably have everything you need right now. And if the number is bad — and for most lifters wandering the treadmills of PF— it will tell you at ton...

Hola from sunny South Padre Island and the wind forecast is looking like it might actually cooperate today. Before I hit the water, one thing worth understanding about why this system matters for lifters specifically as I know don't want to a cardio bunny. The big thing that improves with a better aerobic / cardiovascular system is that the rest time between sets — and your ability to come back ready the next training day — is dramatically better A bigger aerobic engine means faster recovery...

Hola from the road to South Padre Island, where all goes well. I'll hit the island tonight. The wind forecast is promising, so I'm choosing to believe it, and Jodie flies in tomorrow. A reminder that at midnight this Wed, the three bonuses on Flexible Meathead Cardio Level 1 disappear. I have been mentioning these all week without really breaking down what each one actually is. Let me fix that. Bonus 1 — SS-31 Peptide/ Elamipretide Technical PDF This one is for the people who are not...

Hola from Austin as I am about to head out to do a podcast with my buddy Tex all about creatine, but before I head out I wanted to answer a question I got this week “Ok I get that I need to build the aerobic engine. But what actually changes? Like physically, in my body?” Great question and most programs never actually answer it. Here is what happens when aerobic training is programmed correctly — right intensity, right volume, right progression, in the right order. The physiology of a...