If you refuse to believe this is just what ’getting older’ feels like. You're right.

You're training. Eating reasonably. Trying to sleep. Grinding through work, family, and everything else. Results still don't match the effort.

That's not a discipline problem. And "your labs are normal" isn't an answer.

Naturopathic medicine, movement, and coaching with Dr. Mark Heisig, ND.

A man and his daughter walking on the beach at sunset with a quote overlay: 'One of my reasons for being healthy on purpose. What are yours?'

Sound familiar?


Somewhere between 35 and 45, you realize you can't just push through it anymore.

Blood pressure that’s “a little high.” Cholesterol that’s “borderline.” Energy that tanks by 2pm. Weight that won’t move. Sleep that doesn’t recover you, and you’re still doing life. It just takes more.

And movement isn’t what it was. Getting up off the floor with your kid takes more effort than you’d like. Your low back feels like a block wall by lunch. Knees ache after workouts you used to shrug off. The first ten minutes back after a week off the court, the trail, or the mat are a lot.

It’s all slowly adding up. And nobody has sat down with you, looked at the full picture, and told you what’s actually driving it.

That’s what we do here: your labs, how you move, and what matters to you, looked at together. Then a plan built around your life.

Health doesn't happen by accident.

The HOP Philosophy

Life has filled most folks’ plates like it’s Thanksgiving at Grandma’s. Work, family, sleep debt, and 14 browser tabs about whether seed oils are killing you.

Healthy on Purpose means something specific: figuring out what actually works for your life, your labs, how you move, and your goals, then building from there. Not a protocol borrowed from a podcast. Not a prescription written because a number crossed a threshold.

Some people ignore everything until something breaks. Some track macros, stack supplements, and chase optimal like it’s a finish line.

Neither is the goal here.

The goal is a comfortable grip. Dialed in, not letting go, but not white-knuckled.

A man with brown curly hair and a mustache, wearing a brown jacket and blue jeans, sitting on a boat on a lake in the woods, smiling and looking down while holding something in his hands. The background shows tall green pine trees and a partly cloudy sky.

About Dr. Mark

I'm a naturopathic doctor licensed in Arizona and Washington, based in Arizona. I’m a Rev6 Trainer with training in Stecco fascial manipulation and functional neurology.

Before becoming a doctor, I spent 8 years as a personal trainer and nutrition coach. Now I put labs and movement in the same conversation.

Husband. Dad to an amazing little girl. Still doing BJJ, still lacing up the skates to see if I can keep up with the kids I used to be.

I’m not watching this from the sidelines. I’ve got a family to show up for, a practice to run, and a body that requires more intention than it used to. I’m taking this day by day, just like you.


"Before working with Mark, I wanted to improve my overall health and energy, but I also wanted confidence that I was on the right track and not just following the latest health trends or guesswork. What I appreciated most was that his approach was rooted in science while still being practical and grounded in common sense. He explained the reasoning behind his recommendations and focused on realistic, sustainable changes that fit into everyday life.

I left with greater confidence that I was making the right choices for my health and with clear, actionable steps I could implement immediately. If you’re looking to improve your health and energy—or simply want to make sure you’re on the right track—I highly recommend meeting with Mark. His evidence-based, practical approach makes it easy to understand what works and how to apply it."

— Kevin H. (Phoenix, AZ)

Let’s get healthier…
On Purpose.

Local to Phoenix? Hands-on visits at your home →

FAQs

1. How do I work with you in person (Phoenix area)?

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  • Hands-on care happens at your home in the Shea corridor, Arcadia, Paradise Valley, and North Phoenix.

  • Everything starts with a 20-minute intro call. From there, it’s a 4-session or 8-session package, and it can continue as a a rolling 3-month subscription. Spots are limited.


How do I work with you virtually?

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  • Everything starts with a 20-minute intro call.

  • From there, it’s The Baseline: one month, two sessions. We run the intake and labs in Session 1, and go over results and next steps in Session 2.

  • After that, we keep going at whatever pace makes sense for your life. Right now, there’s a 3-month program and a 6-month program.


Who do you work with specifically?

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  • I work with men and women in their 30s to 50s who want to stay active and be intentional about their health.

  • Parents, partners, athletes, and people who just like to move. You don’t have to be sick to work with me.

  • You just have to want to feel and move well, now and for decades.


Is Healthy on Purpose right for me?

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  • If you want to know what’s actually going on in your body, get clear on what matters to you, and build something you can sustain, yes.

  • If you’re after a quick fix or another protocol to follow blindly, probably not.


What is Rev6?

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  • It’s the movement system I coach with.

  • Six essentials, feet to shoulders, built around how you generate power, change direction, and react fast, whether that’s basketball, hockey, BJJ, pickleball, or a trail run.

  • The same pattern shows up on the floor with your kids and through a long workday. In person and virtually.


How do I get started?

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The best way to get started is a conversation.

Twenty minutes to figure out if this makes sense for you.

Not ready to book? No worries.

If you have a question for Dr. Mark, please fill out the form below!