@ThatJiujiteiro · Start Here
New Here? Start With This.
If you're training BJJ or any combat sport past 35 — this is where the system begins. Five pillars. Everything on this channel in under ten minutes.
That Jiujiteiro · Solo Long-Form Video · @ThatJiujiteiro
Long-Form Video · Hard to Kill in Midlife
The 3-Pillar Drug Free Hormone Reset
Every BJJ Fighter Over 40 Needs This
If you're training BJJ over 40 and your hormones are working against you instead of for you — this is the video that changes that. No clinics. No TRT. No shortcuts. The complete three-pillar drug-free hormone reset, peer-reviewed and field-tested for the midlife combat athlete.
What You'll Learn
- → Why one week of poor sleep drops your testosterone to levels of a man 10–15 years older — and the three-fix protocol that reverses it
- → The cortisol and testosterone seesaw destroying your recovery — and how to stop it
- → Why testosterone is synthesized from fat — and how a low-fat diet is starving your endocrine system
- → The aromatase enzyme in belly fat converting your testosterone to estrogen right now — and how to address it
- → Why long slow cardio is a hormonal tax you cannot afford to keep paying after 40 — and what to do instead
- → The compound lift protocol that triggers the strongest natural testosterone and growth hormone signal you have
- → The HIIT replacement protocol: 30 seconds on, 90 seconds recovery, 20 minutes — and the cortisol math behind it
- → When lifestyle intervention isn't enough — the exact bloodwork panel to request and how to read it
Pillar 1
Reset Your Sleep
Circadian anchor · Blackout zone · Cortisol power-down
Pillar 2
Refuel Your Diet
Animal-based fats · Eliminate aromatase triggers · Zinc · Magnesium · Vitamin D
Pillar 3
Retool Your Training
Heavy compounds · HIIT over cardio · Recovery as training
Disclaimer: The information in this video is for educational purposes only and reflects my personal experience and interpretation of publicly available peer-reviewed research. I am not a doctor or licensed medical professional. Nothing here constitutes medical advice, diagnosis, or treatment. Consult a qualified healthcare provider before making changes to your health, training, or nutritional regimen. Study references are posted in the comments on the YouTube video.
Resources & Links
▶ Watch on YouTube:
youtu.be/snU7NL7vYv0
📋 Free 14-Day Hormone Reset Guide:
joshbutton.com/hormone-reset
📖 Full Show Notes & Study References:
joshbutton.com/blog-resources/hormone-reset
🎙️ EP110 — Solo Deep Dive (August 25):
The Josh Button Podcast — additional studies, daily protocols, full supplement stack
🥋 Midlife Grappler's Survival Guide:
joshbutton.com/free-guide
🔄 Recovery Protocol:
joshbutton.com/recovery-protocol
LINEAGE PROVISIONS — Official Podcast Partner
Performance nutrition built for serious athletes. Use code JOSHBUTTON for 15% off → lineageprovisions.com
Stay on the Mats. Stay Dangerous. Hard to Kill in Midlife.
@thatjiujiteiro ·
@TheJoshButtonPodcast ·
@IamJoshButton ·
@stopkillingtheplants
joshbutton.com ·
HardtoKillinMidlife.com ·
ThatJiujiteiro.com
That Jiujiteiro · Solo Long-Form Video · @ThatJiujiteiro
Long-Form Video
Breathe or Tap
The CO₂ Tolerance System for BJJ Over 40
If you're training BJJ after 40 and gassing mid-round — it's not a fitness problem. It's a CO₂ tolerance problem. And you can train for it. This is the complete system: the biology, the breathing protocol, and the on-mat application used by Navy SEALs, freedivers, and high-performance athletes worldwide.
What You'll Learn
- → Why gassing out in BJJ after 40 is a CO₂ tolerance problem — not a cardio problem
- → The Bohr Effect and how CO₂ tolerance directly controls oxygen delivery to working muscles
- → The nasal breathing protocol to use during every round — and why it's the fastest way to build tolerance
- → The off-mat breathwork stack — Wim Hof morning activation, box breathing recovery, and CO₂ training drills
- → How breathwork from big wave surfing and freediving directly transfers to BJJ performance
- → How to stay calm under pressure — cross face, knee on belly, back control — without panicking
- → The complete progressive training program to raise your CO₂ threshold over 4–6 weeks
About This Video
Breathe or Tap came out of my experience with big wave surfing and freediving breath-hold protocols — the systems used to stay calm and functional under life-threatening CO₂ buildup. When I brought those principles onto the mat, my third and fourth rounds became a completely different experience. This video is the full system, documented.
The complete written breakdown — including the Bohr Effect deep dive, full protocol schedule, and study references — is available in the written deep dive linked below. The two work together: watch the video for the full explanation, use the written guide as your on-mat reference.
Resources & Links
▶ Watch on YouTube:
youtube.com/@ThatJiujiteiro
📖 Full Written Deep Dive & Protocol:
joshbutton.com/blog-resources/breathe-or-tap
📋 Free Midlife Grappler's Survival Guide:
joshbutton.com/free-guide
🔄 Free Recovery Protocol:
joshbutton.com/recovery-protocol
💊 Free Hormone Reset Guide:
joshbutton.com/hormone-reset
LINEAGE PROVISIONS — Official Podcast Partner
Performance nutrition built for serious athletes. Use code JOSHBUTTON for 15% off → lineageprovisions.com
Stay on the Mats. Stay Dangerous. Hard to Kill in Midlife.
@thatjiujiteiro ·
@TheJoshButtonPodcast ·
@IamJoshButton ·
@stopkillingtheplants
joshbutton.com ·
HardtoKillinMidlife.com ·
ThatJiujiteiro.com
The
Hard to
Kill Code
A standard for midlife performance, resilience, and sovereignty. Not a compromise. Not a modified version of life. The full thing — lived deliberately.
Refuse Decline.
The world expects you to slow down. Refuse. Midlife is not a surrender point — it is a refinement phase. Strength, resilience, and capability can continue to grow for decades if you train them. Decline is not destiny. It is a choice.
Train for Longevity.
Your body was designed to move, struggle, and adapt. Training is not punishment — it is maintenance for the human machine. Strength training. Jiu-jitsu. Mobility. Recovery. You train not for vanity — but to remain capable. Stay on the mats.
Eat Like a Human.
Modern food systems are optimised for profit, not performance. Return to the nutritional principles that sustained our ancestors. Prioritise real food, nutrient density, and metabolic resilience. Food should build strength — not dependency.
Seek Voluntary Discomfort.
Growth rarely happens in comfort. Cold exposure. Hard training. Difficult conversations. Long efforts. Discomfort sharpens the nervous system and strengthens the mind. A man who regularly embraces discomfort cannot easily be controlled by fear. Stay dangerous.
Build Discipline in Calm.
The strongest men do not wait for crisis to act. They build systems and habits before chaos arrives. Discipline established in calm becomes resilience in crisis. Your daily decisions determine the life you will eventually live.
Protect Your Sovereignty.
Your health, mind, and time are under constant pressure. From distraction. From manipulation. From systems that benefit when you become passive. Stay aware. Choose deliberately. Guard your independence.
Become Hard to Kill.
This is not about aggression. It is about resilience. A body that can endure. A mind that remains calm. A spirit that refuses surrender. A man who trains, nourishes himself properly, and lives deliberately becomes difficult to break. Difficult to manipulate. Difficult to stop. Hard to Kill in Midlife.
Hard to Kill
in Midlife.
Stay Dangerous. Stay on the Mats.
Train hard. Eat real. Live deliberately.
That Jiujiteiro
Midlife Grappler System
The Reality
At some point, the game changes.
Recovery slows. Injuries stack. What once worked begins to break you down.
This isn’t weakness.
It’s a shift — and it requires a new system.
The Mistake
Most keep training like they’re still 25.
More rounds. More intensity. More volume.
And slowly — they disappear from the mats.
The Shift
Midlife performance is built on precision.
Training load.
Recovery.
Nutrition.
Nervous system regulation.
Everything becomes intentional.
The System
• Sustainable strength
• Joint integrity
• Energy system development
• Structured recovery
Because the goal isn’t just to perform today —
it’s to still be dangerous decades from now.
The Identity
This is for grapplers who refuse decline.
Who train with purpose.
Who build resilience instead of burnout.
Stay on the mats.
The Standard
Stay dangerous.
Hard to kill in midlife.