Gladden Longevity

Gladden Longevity Board-certified longevity physician helping you perform like you're 30 when you're 100. Peptides | Hormones | NAD+ | Cellular Health | Dallas, TX

**"It's hell to get old."**

My grandmother told me that for years. And as a heart doctor, I watched it happen to my patients every day. But I refused to accept it. After 25 years as a board-certified interventional cardiologist and co-founder of The Heart Hospital Baylor Scott & White, I left traditional medicine to focus on one question: **How good can we be?**

That question led me to start **Gladden Longevity** in Dallas, Texas. Now I help people stay young for a lifetime using cutting-edge longevity science.

**What we do:**
🧬 Peptide Therapy – Regenerate tissue and boost performance
⚡ Hormone Optimization – Restore energy, clarity, and vitality
🔬 NAD+ Protocols – Boost cellular energy and DNA repair
💪 Cellular Health – Reverse aging at the root cause

**My mission:**
Make 100 the new 30. Help people perform like they're 30 when they're 100. I'm living proof it works. I'm surfing, mountain biking, and snowboarding better than I did 20 years ago. If you're done accepting "normal aging" and ready to stay young for a lifetime, you're in the right place.

đź“Ť Dallas, TX | Serving clients worldwide
đź“š Author of *100 Is the New 30*
đź”— [https://gladdenlongevity.com](https://gladdenlongevity.com/)
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04/03/2026

You've been making one of the most important decisions about your health based on a headline that was never about you.

And the cost of that decision has been compounding quietly in your bones, your brain, your energy, and your sense of yourself for years.

The frustrating part is that you were being responsible.

You heard the risk. You took it seriously. You did what your doctor recommended or what felt safest given the information available.

And nobody ever offered you the one thing that would have changed the entire conversation: your own individual data.

Because the question was never whether hormone therapy carries risk in general.

The question was always whether YOUR specific genetics route estrogen toward a protective pathway or a problematic one.

That answer is testable. It has been testable for years.

And it would have given you the clarity to make a decision based on your actual biology instead of a study that enrolled women decades older than you, using a synthetic formulation that barely resembles what's prescribed today.

On April 22nd I'm hosting a live masterclass where I walk through the diagnostic framework we use to assess real individual hormone risk and the biomarkers the conventional system was never designed to measure.

Live Zoom with Q&A at 6PM CST.

Start.gladdenlongevity.com/decode

04/02/2026

The average doctor's visit is 18 minutes.

Nearly 7 out of 10 of those visits end with a new prescription.

That is not a coincidence.

That is a system designed to manage symptoms as fast as possible and move on to the next patient. Not because doctors are bad at their jobs. Because the structure they are operating inside does not give them the time, the tools, or the incentive to find out what is actually wrong.

This woman spent 30 years on depression medication.

Thirty years of prescriptions written in 18-minute increments. Thirty years of a symptom being treated while the actual cause went completely untested.

No one ran an EEG. No one looked at what was happening in her nervous system. No one asked what happened to her brain before the depression started.

When we did, we found an untreated brain injury from when she was 13 years old.

The system is not built to ask those questions. It is built to get you stable enough to leave the office.

There is a significant difference between being managed and being solved. Most people living with chronic symptoms have only ever experienced the first one. They have been told their labs are normal, their prescriptions are working, and that this is just what getting older feels like.

It is not.

What we do starts where that 18-minute visit ends. We run the tests that take time to interpret, look for the root cause underneath the diagnosis, and build a protocol around what your biology is actually doing, not what the standard screening missed.

Before you add a single supplement, peptide, or protocol to your stack, you need to understand what your baseline biology is actually doing.

If you want to know what that process looks like, click the link and join my masterclass.

https://gladdenlongevity.short.gy/gladden-apr-confirmed-fb

04/01/2026

Most people think they know why the sauna works…

They think it’s relaxation. Detox. A little heat after a hard workout. Something restorative that feels good and probably does something useful.

That is not what is happening inside your body at 170 degrees.

What is actually happening is your core temperature is climbing fast enough that your cells treat it as a threat.

And in response to that threat, your body deploys one of its most powerful internal repair mechanisms — proteins called heat-shock proteins, whose entire job is to find damaged or misfolded proteins in your system and refold them before they accumulate into the kind of cellular dysfunction that drives accelerated aging, cognitive decline, and chronic disease.

Your body is not relaxing. It is being forced to repair itself at a level it would never reach in a comfortable environment.

This is the principle of hormesis. A controlled, intentional dose of stress, applied at the right intensity and duration, makes the entire biological system more resilient. It is why cold exposure works. It is why resistance training works. It is why fasting works. The stressor is not the enemy. The stressor, applied correctly, is the intervention.

What I find remarkable about the Finnish data is the dose specificity.

Not occasionally. Not when you feel like it.

Four or more days a week, 19 minutes minimum, at 170 degrees. The men who did that consistently over 20 years were in a categorically different biological category than the men who did not. Alzheimer’s risk down 65%. Overall mortality down 40%.

That gap does not happen by accident. It happens because they treated heat exposure like a non-negotiable part of their biology maintenance, not a luxury they earned on weekends.

If you want to understand exactly how to use deliberate biological stress to slow aging and sharpen your brain.

Click the link and join my Biohacking Decoded Masterclass where we break down the protocols high performers are using to reverse their biological age.

Start.gladdenlongevity.com/decode

03/30/2026

I watched a family sit in my clinic after years of doing everything the conventional system told them to do for their children’s anxiety.

Therapy, structure, support, stress management programs.

None of it had made a lasting difference.

The parents were high performers who had built everything the achievement playbook promises.

And their three kids were drowning in a level of anxiety that no amount of encouragement or clinical intervention could touch.

Every approach they had tried was designed to change how the brain thinks.

None of them were designed to change the physical state of the nervous system producing the anxiety in the first place.

That distinction matters more than most people realize. When chronic stress rewires neural networks over years, the hardware itself shifts.

The frontal lobes, where joy and executive function and complex decision-making live, go quiet.

The survival circuits take over.

And at that point, trying to meditate or breathe your way back to baseline is like asking someone to run a marathon on a broken leg. The effort isn’t the problem. The structure underneath is.

The entire family underwent 30 sessions of Brain Frequency therapy over 15 days.

When we ran the final EEGs, the structural improvements were undeniable across all five members. The children’s anxiety wasn’t managed.

It was resolved at the level of the brain’s electrical activity.

And the parents regained a cognitive sharpness and consistency that had been eroding for years without them fully recognizing it.

The nervous system stuck in survival mode learned that state under real conditions.

It needs more than a habit to unlearn it. It needs a signal strong enough to reach the wiring directly.

Click the link start.gladdenlongevity.com/decode and join my live masterclass where I show you exactly what’s driving that gap at a level your current testing was never designed to reach.

03/30/2026

He’d sold his company, moved to Italy, and was cycling 4 hours a day.

Every doctor he saw told him he was in perfect health.

His cardiovascular markers were excellent and standard panels made him look like the healthiest 41-year-old in the room.

Then we ran his Mosaic of Ages, which measures over 63 separate biological ages independently instead of giving you a single number.

His oxidative stress age came back at 59.5 when he was only 41.

His genetics were processing the endurance training in a way nobody expected, and the 4-hour rides were accelerating cellular damage underneath.

His exact words were “Holy crap, I’m really killing myself, aren’t I?”

Here’s what we changed:

1. We realigned his training to match what his genetics could actually recover from, because his body wasn’t built for 4-hour endurance rides, but that didn’t mean he had to stop.

2. We used sulforaphane and molecular hydrogen to upregulate the genes responsible for clearing free radicals, since his genetics weren’t doing that job efficiently on their own.

3. We added mitochondrial peptides called SS31 and MOTS-c, which go directly into the mitochondria and make them more resistant to oxidative stress.

I have hundreds of cases like his.

On April 22 at 6PM CST I’m doing a live masterclass called Biohacking Decoded where I walk through how to find the gaps between what looks healthy on paper and what’s actually happening underneath.

Click the link and secure your spot ➡️ start.gladdenlongevity.com/decode

03/27/2026

I spent 25 years as a cardiologist being rewarded for certainty.

Having the right answer at the right time was the entire job.

And somewhere in the middle of that career, I realized the certainty was keeping me stuck.

The moment I started asking different questions about what the body was actually capable of, about whether aging was something we had to accept on the timeline we’d been given, everything changed.

Not just in my practice. In my own biology.

In my own experience of what it felt like to be alive at 72.

The people I work with tend to be the same way.

They’ve built extraordinary lives on the strength of their intellect and their ability to execute.

But the mindset that got them there, the one that demands answers and rewards control, is the same one that quietly closes the door on the kind of curiosity that keeps the brain young and the body resilient.

Living young for a lifetime starts with being willing to ask a question you don’t already have the answer to.

And that willingness has a biological signature that is measurable.

On April 22nd I’m walking through the biomarkers and genetic signals that reveal what’s driving your aging at a depth the conventional system was never built to reach. Live Zoom with Q&A at 6PM CST.

Comment DECODE and I’ll send you the details directly.

03/26/2026

I prescribed fish oil for years, and so did every doctor I trained with.

Then I started measuring what it was actually doing inside the body.

When someone takes fish oil consistently, you’d expect their inflammation to drop because that’s the whole reason we prescribe it.

In too many cases, when we ran the panels, the inflammation hadn’t moved.

Your body is supposed to break fish oil down into something called Specialized Pro-resolving Mediators, or SPMs, which are the downstream metabolites that actually resolve inflammation at the cellular level.

Some people make that conversion efficiently and others barely make it at all, and no amount of capsules changes that.

In our clinic, when standard fish oil doesn’t move the markers, we bypass the conversion entirely and use SPMs directly.

They’re roughly 200 times more potent at resolving inflammation than the fish oil sitting in your cabinet.

If you’ve been building a supplement stack for years without measuring whether your body is actually using what you’re putting in, fish oil is just the beginning of that conversation.

On April 22 at 6PM CST I’m doing a live masterclass called Biohacking Decoded where I walk through how to find out what your body is actually doing with what you’re giving it. Click the link below amd secure your spot⬇️

Start.gladdenlongevity.com/decode

03/26/2026

You’ve probably spent the last few years being told that cortisol is the enemy.

That it’s the single biggest reason you’re tired, inflamed, and aging faster than you should be.

The wellness world built an entire philosophy around suppressing it, and most people never questioned whether that philosophy was actually correct.

Nobody stopped to ask what happens to your body when that strategy works.

Because cortisol isn’t the chemical that damages you under stress. That’s adrenaline.

Cortisol is what your body sends in after the damage to rebuild what got broken.

It regulates your immune response, manages your metabolism, and provides the biological fuel your nervous system needs to recover.

When you successfully drive it into the ground, your brain eventually recognizes the system is redlining and shuts your adrenal glands down entirely.

What follows that shutdown is a level of exhaustion and immune dysfunction that no amount of discipline or supplementation can push through.

The body enters full conservation mode, rationing what little fuel it has left, and the person experiencing it has no idea why everything suddenly stopped working.

I’ve watched high performers walk into my clinic completely baffled by what happened to them.

They followed the playbook the wellness world gave them for years. And the result was a body that could no longer mount a response to even basic daily stress.

This is exactly the kind of blind spot I’m breaking down on April 22nd.

I’m hosting a live masterclass where I’ll walk through the biomarkers and genetic signals that reveal what’s actually driving your aging and performance at a level no standard panel was ever designed to detect.

Click the link to join ➡️ https://start.gladdenlongevity.com/decode

03/25/2026

If you recognized yourself in two or more of those signs, they're probably connected.

The 2pm crash is a good example.

When it shows up at the same time every day regardless of what you ate or how well you slept, it's usually not an energy issue.

In our clinic we run a marker called p16 INK4a, which specifically counts the number of senescent cells in your immune system.

Think of them as "zombie cells" that have stopped functioning but haven't been cleared out.

They sit there releasing inflammatory compounds that disrupt how your neurons fire.

That disruption shows up as fog, and it hits at the same time every day because the cellular load doesn't change with your coffee.

Your doctor would treat the crash as a sleep issue or a supplement gap, and nobody tests for what's actually driving it because the training doesn't teach that question.

That crash has an answer, and it's not another supplement.

On April 22 at 6PM CST I'm doing a live masterclass called Biohacking Decoded where I break down the markers that reveal what's actually driving the signals your body keeps sending you.

Click the link to secure your spot ➡️ https://start.gladdenlongevity.com/decode

03/24/2026

At some point in my cardiology career I stopped being able to tell patients that aging was just something that happened to them.

➡️ The biology wouldn’t let me say it anymore.

What I kept seeing in the data was that two people the same chronological age could have biological systems functioning decades apart from one another.

Same number of birthdays, completely different internal story.

The difference wasn’t luck or genetics in the way most people assume.

It was the pace at which specific measurable processes were running inside their bodies and whether anyone had ever looked at them closely enough to intervene.

Inflammation accelerating faster than it should. Mitochondria losing efficiency well ahead of schedule.

Hormonal signaling declining in patterns that show up years before they produce a symptom you’d notice.

These are not mysteries.

They are readable, and in most cases they are addressable, but only if you know which ones are actually driving the problem in your body specifically.

The people I work with are not waiting for something to go wrong.

They want to know what the biology actually says right now, while there’s still meaningful room to change the trajectory.

That distinction, understanding aging as a set of measurable processes rather than an unavoidable countdown, is what shapes everything we do at Gladden Longevity.

Apply to get started with us:
start.gladdenlongevity.com/apply-now

03/24/2026

I spent 25 years as a cardiologist inside the system that built your annual checkup. Here’s what it was never designed to look for:

2-hour glucose tolerance test with a full insulin curve — instead of a single fasting snapshot, this tracks how your body actually processes sugar over two hours. We routinely find clients whose standard labs look perfect but who have insulin spikes quietly accelerating their aging underneath.

Lp-PLA2 — this measures active inflammation inside your artery walls, which is the kind that leads to a cardiac event. Your standard cholesterol panel can come back clean while this number is climbing.

8-OHdG — this is a marker of oxidative DNA damage, which tells you how fast your cells are breaking down right now. No annual physical includes it.

These are three of the tests we run as part of what I call the Mosaic of Ages, which measures over 63 separate biological ages to find the specific weak point in your system that no standard panel is built to catch.

If your last checkup told you everything looks great and something still feels off, I’m doing a live masterclass called Biohacking Decoded on April 22 at 6PM CST where I walk through the tests that actually find what standard panels miss.

Comment DECODE and I’ll send you the link to register.

03/18/2026

When someone has been to five specialists and every test comes back normal, most doctors assume the problem is either minor or psychological.

What actually happened is that they ran the wrong tests.

Standard panels are designed around a binary question: do you have a diagnosable disease right now? If the answer is no, the system treats you as healthy even when you clearly aren’t functioning normally.

This creates a gap where people spend years being dismissed, told their symptoms are stress or aging, when there are identifiable dysfunctions that just aren’t being measured.

The reason specialists rarely find connections between symptoms is structural. Insurance reimbursement, medical training, and appointment structures all push toward narrow diagnosis within a single system.

A dermatologist gets paid to treat skin.

A gastroenterologist gets paid to treat the gut.

Nobody gets paid to spend an hour mapping how your detoxification pathways, mitochondrial function, and inflammatory markers interact.

So people end up treating downstream symptoms while the upstream causes continue driving dysfunction.

The rash gets steroid cream. The fatigue gets dismissed as needing more sleep. The gut gets a PPI.

Nothing actually improves because nothing was addressed at the root level.

This is why comprehensive testing matters. Not because standard panels are worthless, but because they’re answering a different question than the one most people with complex health issues actually need.

If you want to see the full breakdown of how we approach comprehensive testing and treatment, join the newsletter!

Click the link: https://start.gladdenlongevity.com/subscribe

Address

200 O'Connor Ridge Boulevard Suite 100
Irving, TX
75038

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

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+19723108916

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