Breathing Expert James Nestor

February 20, 2026

AI Summary

5 min read

🎙️ The Voices & The Context

The Format: Casual podcast interview with host Theo Von bantering humorously while diving deep into science.
The Key Players:
- Guest: James Nestor, best-selling author and scientific journalist; famous for Breath: The New Science of a Lost Art (new revised edition), expert on breathwork's health impacts.
- Host: Theo Von, comedian with folksy charm, sharing personal anecdotes like his braces trauma.
The Vibe: Fun and educational—mix of mind-blowing science, hilarious tangents (e.g., headgear "mooning" kids), and live breath demos creating "high" moments.

🗝️ Key Themes & Topics

The episode explores how modern breathing habits fuel health crises, backed by ancient wisdom and new science. Main topics: dysfunctional breathing's hidden effects, simple fixes for better health, and breathwork's transformative power.

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What you'll learn

1 (00:00) **🎙️ Introduction: James Nestor**
2 (01:51) **Breathing's Transformative Effects**
3 (03:14) **History of Breathwork Practices**
4 (05:38) **Mouth Breathing in Children**
5 (08:49) **Facial Structure and Crooked Teeth**
6 (11:02) **Parental Advice for Kids' Breathing**
7 (19:01) **Simple Coherent Breathing Exercise**

+ Full timestamped outline available in the app

Show Notes

James Nestor is a best-selling author and science journalist known for his focus on breathing and breathwork. The new edition of his book “Breath: the New Science of a Lost Art” is available now.

James joins Theo to talk about the link between mouth breathing and braces, why he thinks the rise in ADHD cases has been misdiagnosed, and how some breathing exercises can lead to profound emotional experiences.

James Nestor: https://www.instagram.com/mrjamesnestor/

“Breath: the New Science of a Lost Art”: https://www.penguinrandomhouse.com/books/547761/breath-by-james-nestor/

Tour Dates! https://theovon.com/tour

New Merch: https://www.theovonstore.com

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