Hey all,

Last week I was at the playground with my two daughters in Coronado, CA. I got to talking with another dad; his kid had wandered over to the sandbox where my older daughter was playing, and we did what dads do... stood there, half watching, half chatting. Arms crossed.

Normal guy. Relaxed. Fully present. Not on his phone. Getting down on his knees in the sandbox to play with the kids, asking my daughter questions, genuinely engaged. You know the kind of dad you see and think... that guy's got it together.

About twenty minutes in, I asked him what he did for work.

Navy SEAL. Don't hear that every day.

I didn't see it coming. Just a guy at the playground being a great dad on a Tuesday afternoon.

The next morning I went for a run on the island. I was running along the Naval Special Warfare Command Base (where Navy SEALs go through BUD/S). I wanted to see some of the grueling training cause I've read book after book on SEALs, and the day before I caught a glimpse of them in the ocean doing some swim training.

What I saw I won't forget... it was pretty cool

Instructors had been screaming at candidates to sprint into the Pacific Ocean (which, in San Diego is cold cold water). There were 150 to 200 Navy SEAL recruits sprinting over a sand dune and down into the ocean. They dove head first in the wave and then rolled around until every inch of them was covered in sand. The instructors call it a "sugar cookie." Soaking wet, caked in sand, back up, sprinting back up the hill to probably get yelled at more and to do more push ups.

The next day, I was riding on the other side of the base and I could see another group on the obstacle course. On their day off.

I kept thinking about that dad at the playground. It was the same person. The guy who runs into freezing water the moment an instructor says “go,” and the guy who gets on his knees in the sandbox to play without being asked by his wife. His discipline wasn’t separate from his presence; it flowed from it.

Then I thought about the people I see in my office every week: talented, hardworking, genuinely trying, but they get stuck when things get uncomfortable. Who tap out the moment an obstacle shows up. Who know exactly what they need to do, but can’t seem to make themselves do it.

So what makes the difference? According to neuroscientist Dr. Andrew Huberman, it may literally come down to how the brain is wired for action under stress.

IF YOU WANT TO SEE MORE OF THEIR TRAINING CHECK OUT THIS VIDEO:

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The Navy SEAL Brain: What Separates Navy SEALs From the Rest of Us (According to Neuroscience)

What The Anterior Mid-Cingulate Cortex is....

There's a small but extraordinarily powerful region nestled deep in the brain called the anterior mid-cingulate cortex (We'll use aMCC for short).

Think of it like the offensive line of your brain. It doesn't get the glory. Nobody talks about it at the dinner table. But when it's strong, you move forward.

​Research published in the journal Cortex reviewed thousands of neuroimaging studies and concluded that the aMCC is the brain's key hub for what scientists call "tenacity & persistence in the face of challenge". It performs the cost/benefit equation that determines whether you push through or give up.

In other words: when you're cold, exhausted, failing, and under stress... this is the part of your brain that decides if you stay or quit.

​What sets high-achievers apart from the general population is the size and connectivity of their aMCC. Individuals who exhibit tenacity tend to have larger, more connected ones.

Its believed that Navy SEALs aren't just physically tougher or stronger, but their brains are literally conditioned to be wired differently when they face obstacels.

What the aMCC Actually Does....

Your brain is constantly running a negotiation. On one side: this is hard, uncomfortable, and I don't want to do it. On the other side: but I should. The aMCC is the part of your brain that decides which side wins.

​Research shows the aMCC integrates signals from across the brain motor control, emotion, decision-making, attention, and pain regulation; and synthesizes all of it into a single output: keep going or stop.

Think of it like a circuit breaker in your house. When the load gets heavy (stress, fatigue, discomfort) a weak circuit breaker trips and shuts everything down. A strong one holds. The aMCC is your mental circuit breaker. And just like your electrical system, you can upgrade it.

​The aMCC can actually grow stronger through repeated exposure to difficulty. Just like a muscle responds to resistance training, the aMCC responds to the experience of doing things you don't want to do. The discomfort isn't a side effect of the training. It's the mechanism.

Every time you override your own resistance... push through the set when your body says stop, have the hard conversation instead of avoiding it, put the phone down and sit with discomfort... you are literally building a more tenacious brain.

Every time you don't, you're making the circuit weaker.

This is what makes the BUDS training for SEALs so brilliant. Running into that freezing ocean isn't hazing, or trying to make them like cold water, its building hardware in their brains that will endure the hardest conditions.

That dad at the playground? He built that brain too. And he's using it in the sandbox on a Tuesday just as much as he uses it in the ocean.

"The most important thing is to be able to do what needs to be done, whether you feel like it or not." — Jocko Willink, Retired Navy SEAL Commander

Here's How to Train Your aMCC....

Deliberately choosing small, uncomfortable things over and over that your brain resists will grow your aMCC. The act of overriding your own resistance is the training itself.

Step 1: Identify Your Daily Resistance Points

​Research on aMCC activation consistently shows it fires hardest in response to tasks we anticipate as effortful or aversive — not tasks that are objectively hard, but tasks we have labeled as something we don't want to do. That means your resistance points are your training ground.

Ask yourself:

• What do I consistently avoid or delay?
• Where do I negotiate with myself, and lose?

Write down 3-5 specific things. Common ones for men: skipping the gym when tired, avoiding a hard conversation with your wife, checking your phone instead of engaging with your kids, not praying, not journaling.

Step 2: Do the Hard Thing First

​Studies on self-regulation show that willpower is most available in the morning and depletes across the day as decisions accumulate.

Every morning, take one thing from your resistance list and do it before you're comfortable or ready.

• Cold shower for 2 minutes → aMCC training
• Gym when you don't feel like it → aMCC training
• Hard conversation you've been avoiding → aMCC training
• Phone away, fully present with your kids → aMCC training

The goal is the override. Not the task.

Step 3: Name the Win

​Research on neuroplasticity shows that consciously acknowledging the completion of a difficult task strengthens the neural pathways associated with that behavior. You're not celebrating to feel good. You're closing a neurological loop.

Say it out loud or write it down: "I didn't want to do that. I did it anyway."

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Step 4: Stack the Reps Across Every Domain

​The research on aMCC development is clear that the training effect is domain-general: meaning the capacity you build doing hard things in one area of life transfers to other areas. The man who disciplines his body is building the same neural hardware that helps him show up in his marriage and his faith. Growth is comprehensive.

Weekly targets:

• Physical: 3-4 workouts. At least one you genuinely don't want to start.
• Relational: One hard conversation you've been putting off.
• Spiritual/Mental: 5 minutes of stillness daily — no phone, no input.
• Discipline: One thing you've been avoiding for two weeks. Do it this week.

The BUD/S candidates I watched on Coronado weren't born different. They allowed a process to designed to reshape their brain to work.

The cold water is their classroom, whats yours?

Zach

Clinical Therapist and Founder of Mental Health 4 Men