What does it take to become one of only three people on Earth to complete 10 Ironmans in 10 days across six Hawaiian islands?
The answer, according to JD Tremblay, isn’t superhuman strength. It’s discipline, faith, and an unshakable sense of purpose.
In a powerful new episode of the Inside Personal Growth podcast, host Greg Voisen sits down with JD—author of Hunger For More in Life: Conquer Mental Struggles, Defy Limitations, and Discover Purpose Through Epic Achievements—to explore a story that goes far beyond endurance sports. It’s a journey of healing, spiritual transformation, and becoming the man he was born to be.
📖 Get the book: Hunger For More in Life on Amazon
🌐 Explore JD’s work: hunger4more.com
The Epic Deca: A Feat of Body, Mind, and Spirit
In 2022, JD Tremblay completed the Epic Deca—a once-in-a-lifetime event involving 10 full Ironman triathlons in 10 days on six different islands. Each day meant swimming 2.4 miles, biking 112 miles, and running 26.2 miles—without fail, without rest.
Only six athletes started. Only three finished.
JD was one of them.
But as he shares with Greg Voisen, this journey wasn’t about physical prowess. It was about overcoming the real enemy—his inner world. Childhood trauma. Divorce. Addiction. Shame. These were the weights he carried long before lacing up for Hawaii.
“The hardest battle I ever fought wasn’t on a race course,” JD says. “It was the war inside my own mind.”
Faith, Discipline, and the DECA Method
At the heart of JD’s personal transformation is faith—a return to Christian values and a spiritual path that offered structure, healing, and hope.
He also developed what he calls the DECA Method:
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Discipline: the daily commitment to show up
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Endurance: the ability to stay the course over time
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Competence: identifying your unique strengths and gifts
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Action: turning faith into movement
This method now powers JD’s work through the Hungry Warrior Academy, a nonprofit coaching program that helps men confront their past, reclaim their values, and step into purpose.
“Spiritual discipline is freedom,” JD explains. “It’s what gives you clarity when life gets dark.”
💥 Key Takeaways from the Podcast
Whether you’re an athlete, a leader, a father, or someone simply trying to rise above your pain, JD’s story offers timeless and practical wisdom:
✅ Pain isn’t the teacher—your response to it is
✅ Discipline isn’t punishment—it’s protection
✅ Purpose doesn’t begin with passion—it begins with values
✅ You don’t need superpowers—you need consistency
✅ Your greatest strength is often found in stillness, not speed
Fatherhood, Philanthropy & Passing the Torch
One of the most moving parts of JD’s story is how he includes his 13-year-old son in his training and mission. His son, now a two-time world champion in youth trail half marathons, grew up watching his father train in snow, ice, and fire—and embraced the mindset of a warrior.
JD also speaks passionately about his philanthropy work, including fundraising through endurance events to send ill children to summer camps and help athletes from underserved communities achieve Olympic dreams.
“We can use our trauma to leave a legacy of pain,” JD says, “or we can use it to be a light for someone else.”
Final Message: Purpose is Found Through Principles
JD’s parting wisdom is simple but profound:
If you take nothing else from his story, start with a set of values. Whether you choose Christianity or another framework of meaning, values give you a compass. When life gets stormy—and it will—you’ll have something to anchor you.
“I don’t negotiate with excuses anymore,” JD says. “I show up for my family. I show up for my calling. And that’s what freedom feels like.”
Connect with JD Tremblay
Book: Hunger For More in Life
Website: https://hunger4more.com/
Instagram: @jdtremblaytri
LinkedIn: JD Tremblay
If You’re Ready to Transform…
Visit Hungry Warrior Academy to schedule a free consultation and learn how JD’s coaching and retreats can help you conquer mental struggles, defy your own limitations, and live a life aligned with your deepest purpose.
You may also refer to the transcripts below for the full transcription (not edited) of the interview.
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