Articles & Insights
Evidence-informed analysis for practitioners working with breathing, regulation, sleep, exercise and human performance. Explore physiology, psychophysiology, interoception, assessment, individualisation and the reasoning required to apply breath-based approaches responsibly.
Do Breath Holds Increase EPO, Stem Cells & Growth Hormone?
Hold your breath for 60 to 90 seconds and you can increase stem cells, growth hormone and EPO. That is the kind of claim I keep seeing in breathwork...
Learn More- Breathing
- Breathing
What Is Functional Breathing? Why We Need to Look Beyond Breathing Mechanics
During the FIFA World Cup this year, I was scrolling through LinkedIn when I came across a post from someone working as a functional breathing coach....
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- Breathing
- Podcast
The Truth About CO2 Tolerance: Breath-Hold Time, Nasal Breathing and the Bohr Effect
There is a CO2 tolerance story repeated throughout the functional breathing world that sounds physiologically convincing. Watch or listen to this...
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- Podcast
Respiratory Interoception: The Sensation, Not the Signal
In breathwork and functional breathing, we are very good at talking about mechanics. We talk about breathing rate. Tidal volume. Nose or mouth. Chest...
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- Podcast
Opening a Door, or Walking Someone Home
Julien is forty-two. He works in finance. Good money, the kind that comes with a mortgage, two car loans, and a quiet, constant pressure he’s...
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Why “Trauma Release” Breathwork Isn’t Healing — The Integration Gap
Emotional release feels like healing. Most of the time, it isn’t. That single confusion sits at the heart of the modern breath space — and...
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- Stress/Recovery
- Video
When Higher HRV Isn’t Better: Interpreting Heart Rate Variability in Context
The School of Breath Science YouTube Videos Are Back I’m excited to share that the School of Breath Science YouTube videos are coming back. I’ve...
Learn More25 reflections from a mentoring session I just had
I’ve just come off a mentoring session with someone in the early stages of building something meaningful. It reminded me how much entrepreneurship...
Learn MoreBreath, Stress & Sustainable Performance: Podcast with Lars Christian Larssen
I recently joined Lars Christian Larssen on his podcast for a conversation about breath, stress, performance, health, and the nervous system. Lars is...
Learn MoreBreathing, CO₂ & The Real Science Behind Performance, Stress and Sleep – FlexDiet Podcast
Hi everyone, I was recently invited onto a podcast to take a deep dive into breathing, respiratory physiology, CO₂ regulation, performance, stress,...
Learn MoreThe Art of Letting Go: A Gentle Practice for Letting the Breath Breathe You
Hi everyone, I’ve just uploaded a new guided practice to YouTube: The Art of Letting Go A guided nervous system practice for softening effort and...
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