The Official Podcast of the Navy SEAL Foundation and an IRONCLAD Original. Hosted by Chris Irwin, a retired SEAL and the Foundation’s Communications Director, On the X explores the latest expertise in mental health, physical fitness, nutrition, sleep, relationships, education, business, and more. Every week, Chris speaks with a thought leader at the forefront of their respective field, including renowned scientists, world-class practitioners, bestselling authors, and elite athletes. This is first-hand knowledge at the very center of topics that can change your life. This is On the X.

On the X
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Podcast Overview
The Official Podcast of the Navy SEAL Foundation and an IRONCLAD Original. Hosted by Chris Irwin, a retired SEAL and the Foundation’s Communications Director, On the X explores the latest expertise in mental health, physical fitness, nutrition, sleep, relationships, education, business, and more. Every week, Chris speaks with a thought leader at the forefront of their respective field, including renowned scientists, world-class practitioners, bestselling authors, and elite athletes. This is first-hand knowledge at the very center of topics that can change your life. This is On the X.
Language
🇺🇲
Publishing Since
7/24/2024
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Recent Episodes

July 7, 2026
The Strength Span: Andy Speer on Training for a Long, Capable Life
Peloton instructor Andy Speer shares his "strength span" philosophy with host Chris, revealing five pillars for lifelong strength and capability.

June 30, 2026
"Too Stubborn to Quit" | Kirstie Ennis on Rebuilding After Losing Everything
Marine Corps veteran Kirstie Ennis shares her inspiring journey of rebuilding after immense loss, offering a masterclass in resilience and mental toughness.

June 23, 2026
Jim Harbaugh: Principles, Purpose, and the Long Game
Host [Host Name] interviews Jim Harbaugh, All-American quarterback and decorated coach, about his guiding principles, mentors, and life philosophy for sustained success.
103 total episodes available with 42 transcripts
Recent guests on On the X
Guests from recent episodes — sign up to see every guest that has ever appeared on this show.
Andy Speer
Guest
Kirstie Ennis
Guest
Jim Harbaugh
Guest
Patrick Vellner
Guest
George Mumford
Guest
Kasley Killam
Guest
Read Montague
Guest
Lisa Feldman Barrett
Guest
Jeff Weidenhofer
Guest
Chris Voss
Guest
Jonah Berger
Guest
Ethan Kross
Guest
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Frequently asked questions
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- What is On the X?
- How often does this podcast release new episodes?
This podcast updates daily.
- Where can I listen to this podcast?
This podcast is available on 7 platforms including Apple Podcasts, Spotify, and more. You can also use the RSS feed directly.
- Does this podcast accept guests?
Yes, this podcast regularly features guests.
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