Ever build a training program so beautiful you briefly considered framing the spreadsheet?

Perfect progressions.

Carefully planned deloads.

Enough color-coded cells to make an Excel nerd weep with joy.

Then your client shows up, and reality kicks the door off its hinges.

They're training consistently, nutrition is pretty dialed in, and sleep isn't a complete trash bin fire.

Yet one hard interval session, a little heat, or another stressful week leaves them absolutely cooked like any NFL offensive facing the Vikings defense.

What's a dedicated coach to do?

Naturally, you fire up Excel and start rearranging the sets and reps.

I've done plenty of that myself. Sometimes it's exactly the right move.

Other times, it's like rearranging the deck chairs on the Titanic.

What if the limitation isn't your programming, but how well your client's physiology (or yours) handles stress?

That question sent me down a physiology rabbit hole over 10 years ago, and it's a big reason I created the Physiologic Flexibility Certification.

As of today, enrollment is officially OPEN.

>> Phys Flex Certification << open now!

The big concept behind it is what I call Human Dynamic Range (HDR).

Your ability to handle challenges across four tightly regulated systems and return toward baseline when the stress passes.

We're talking about temperature regulation (heat and cold), pH (acid-base balance under stress), fuel utilization (including lactate and ketones), and breathing (O₂ and CO₂ regulation).

All four are constantly being defended by your physiology, whether you're crushing intervals on the rower or sitting on your keester watching Netflix.

Now for the part that makes this useful since you don't need another collection of random recovery hacks that sound impressive on a podcast.

Instead, I want you to understand the physiology well enough to choose the right intervention for the right person at the right time.

Inside the Phys Flex Cert, I walk you through 8 specific interventions, each with 5 practical and specific action options.

Pick an option your client (or yourself )can actually do, track implementation for two weeks, and adjust based on the response.

That beats handing someone a sauna protocol, a fasting schedule, and a breathing app while hoping the physiology gods smile upon your efforts.

Of course, training, nutrition, and sleep still come first, but once you are getting a B in those, the Phys Flex is the next layer for coaches and serious fitness nerds who already have those fundamentals reasonably dialed in.

If your client is sleeping four hours a night and eating like a drunk raccoon at a gas station, you know to start despite that Biohacker Bob17 would toss them into cold water immersion and do a victory dance.

No amount of fancy CO₂ work, cold, or breathing holds are going to magically erase that.

Now For The Enrollment Goodies.

The Phys Flex Cert is completely online and self-paced, with lifetime access and a 30-day money-back guarantee.

You'll also have access to my private email for questions about the course material as you do it from the comfort of your living room.

Because I apparently enjoy filling my calendar with more nerd discussions, I'm adding something special for people who enroll early.

A private, one-hour consulting call with me as a fast action bonus.

That's a $250 value, included when you enroll before the first bonus deadline.

Bring your most frustrating client case, your own training questions, or a physiology problem that's been rattling around in your head.

For one full hour, we can dig into whatever you want, it is private and nothing is off limits.

No prerecorded lecture. No generic FAQ. Just you and me getting into the weeds.

Fair warning: I can get pretty nerdy in 60 minutes.

That bonus disappears Wednesday, October 14, at 11:59 PM Pacific.

I have 3 more bonuses are included with enrollment also below.

>> Phys Flex Certification << open now!

If you're ready to move beyond endlessly fiddling with training variables and better understand the physiology driving your clients' responses, go take a look.

Much love and metabolic mayhem,

Dr Mike

PS — The private one-hour call is the first bonus to disappear on Wednesday night. If you've been wanting to pick my brain about a stubborn client or your own training, this is a pretty good opportunity to do it while getting the entire Phys Flex Certification.

>> Phys Flex Certification << open now!

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Mike T Nelson CISSN, CSCS, MSME, PhD
Associate Professor, Carrick Institute
Owner, Extreme Human Performance, LLC
Editorial Board Member, STRONG Fitness Mag

Mike T Nelson is a PhD and not a physician or registered dietitian. The contents of this email should not be taken as medical advice. It is not intended to diagnose, treat, cure, or prevent any health problem - nor is it intended to replace the advice of a physician. Always consult your physician or qualified health professional on any matters regarding your health.

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