Breath Science Podcast

Martin McPhilimey
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  • Health & Fitness
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Discover the science of breathing and what lies beyond it. The Breath Science Podcast explores breathing, breathwork, physiology, recovery, exercise, stress, sleep and human performance. Expect concise educational episodes for breath coaches, health professionals and curious minds, alongside expert interviews and broader conversations about psychology, behaviour, business, fatherhood and personal growth. Follow Martin on Instagram: http://instagram.com/martinmcphilimey Explore training and certification: https://www.schoolofbreathscience.com Breathe better. Understand more. Live fully.

  1. 3d ago

    Breathwork Facilitator vs Breath Science Practitioner: What’s the Difference?

    A powerful breathwork session can create insight, emotional release and a meaningful shift in state. But what happens when Monday morning arrives? In this episode of The Breath Science Podcast, I explore the difference between facilitating a breathwork experience and working with someone longitudinally as a practitioner. Through the story of Julian, a high-performing professional struggling with anxiety, poor sleep and mounting pressure, I show why insight alone does not always create behavioural change. Sometimes a breakthrough opens the door, but the person still needs the skills, capacity and structure to know where to go next. We explore: • The difference between a breathwork facilitator and a practitioner• Why a powerful experience does not automatically create lasting change• How insight can sometimes increase distress when there is no clear path forward• Why assessment should come before intervention• How to separate physiological, cognitive and behavioural components of anxiety• Why poor sleep, recovery and low capacity may need addressing before deeper psychological work• The role of breathing as an assessment tool, regulation skill and resilience practice• Why the breath can remain central without becoming the only intervention• How restoration, regulation, resilience and reappraisal can provide structure for longer-term work• Why the intervention should follow the person rather than forcing the person into a technique This is not an argument that facilitators are bad and practitioners are good. A skilled breathwork facilitator can create a safe and genuinely meaningful experience. But practitioner work asks a different set of questions: Who is this person?What is actually happening?What do they need?Where should we begin?How will we know whether it is working?And how does today's intervention connect to where they need to go next? Because the goal is not simply to create a powerful experience. It is to create meaningful change that still holds when Monday morning arrives.

  2. Aug 26

    When Your Niche Becomes Your Identity - Beyond Breath #1

    For years, I’ve been known for breath science. But what happens when the thing you become known for starts to feel like a cage? Welcome to Beyond Breath, a new series within The Breath Science Podcast where I step outside the usual science-led conversations and explore the wider ideas shaping my work, business and life. In this first episode, I talk about how I became “the breathing guy”, why specialising can slowly become an identity, and the tension between having a clear niche and allowing yourself to evolve. I also share what Brazilian Jiu-Jitsu has taught me about ego, failure, competition and becoming a beginner again. After years of academic and professional expertise, BJJ gave me an environment where knowledge meant very little, failure was immediate, and improvement required becoming comfortable with uncertainty. In this episode, I explore: • How I became known for breath science • When expertise starts becoming identity • The commercial reality of being known for one thing • Why I started Brazilian Jiu-Jitsu • Ego, losing and learning through failure • What uncertainty can teach us about learning • Business, fatherhood, behaviour, psychology and the parts of my life that sit beyond breathing • Why I’m creating the Beyond Breath series Breath science remains at the centre of my work. It just doesn’t need to remain the boundary of my thinking. Beyond Breath is the more raw and personal side of the podcast. Sometimes that will mean business, BJJ, fatherhood, identity, psychology, behaviour or entrepreneurship. Sometimes I may finish an episode with more questions than answers. If that sounds like your kind of conversation, follow The Breath Science Podcast so you don’t miss the next episode. The Breath Science Podcast | Beyond Breath #1 I’m Martin McPhilimey, a respiratory and sleep scientist and founder of the School of Breath Science. I help health-driven people, and the coaches, therapists and practitioners who guide them, separate real breath science from wellness hype, drawing on more than 15 years across clinical, academic and coaching settings. 🎁 Free Guide: How to Spot Manipulation in Breathwork Marketing masterclass.schoolofbreathscience.com/checklist 🫁 Training: BRIT & Breath Science Certification www.schoolofbreathscience.com/courses/ 🤝 Join the Free Community community.schoolofbreathscience.com/getting-started 📸 Instagram www.instagram.com/martinmcphilimey 💬 1:1 Coaching & Mentorship www.martinmcphilimey.com This podcast is for educational purposes only and is not a substitute for individualised medical or clinical advice.

  3. Aug 23

    How Breathing Changes Your Emotions: 3 Techniques for Nervous System Regulation

    Your breath changes with your emotions. Stress, frustration and anxiety can make breathing faster, more irregular and more effortful. But the relationship also works in the opposite direction: changing how you breathe can influence the physiological state in which those emotions are experienced. In this episode of The Breath Science Podcast, I break down how breathing interacts with the nervous system, carbon dioxide, heart rhythm, interoception, attention and physiological arousal. Importantly, breathing is not a magic switch for turning stress or anxiety off. Different techniques affect different people in different ways, and sometimes focusing on the breath can actually make things worse. We explore: • Why stress and anxiety change the way you breathe• How over-breathing and falling CO₂ can amplify uncomfortable sensations• Why “take a deep breath” isn't always good advice• How breathing influences heart rhythm and blood pressure regulation• The role of interoception and how the brain interprets respiratory sensations• Why breathing techniques can help organise attention during stressful moments• When focusing on the breath may increase anxiety rather than reduce it I also walk through three practical breathing techniques: 1. Extended exhalation breathingA gentle way of reducing breathing pace and supporting a calmer physiological state. 2. Resonant or coherent breathingAround six breaths per minute to create a smooth rhythm between breathing, heart rate and blood pressure regulation. 3. Box breathingA structured breathing pattern that can be useful for focus and composure under pressure. We also cover some of the most common mistakes people make, including breathing too deeply, slowing the breath too aggressively, forcing long exhalations and using breath control to avoid difficult emotions. The goal isn't to find the “best” breathing technique. It's to understand your current state, understand what different techniques actually do, and learn to select the right tool for the right moment.

  4. Apr 25

    Stop Fighting Your Breath: A Gentle Grounding Practice for Safety & Rest

    Martin McPhilimey guides listeners into a gentle, non-striving grounding practice focused on safety, support, and allowing the breath to happen naturally. It invites getting comfortable without needing the perfect posture or “right” breathing, then orienting to the room through sight, sound, and noticing the surface holding the body. Attention is softly moved between the external environment and one point of bodily contact to build presence without pressure. With eyes closed or open, listeners observe breathing without changing it, recognize and thank the part that wants to control, and focus on the exhale as a small release. The practice encourages trusting the body to breathe, relaxing effort by 1% in tense areas, repeating supportive phrases, widening awareness to include both body and room, and ending by noticing any small sense of settling before returning to the day. Enjoy. School of Breath Science

  5. Feb 22

    The Breathwork Mistakes Hurting Your Performance (Stop Chasing EPO)

    If breathwork for performance worked the way it’s commonly taught online, most people practicing it would be performing better — not feeling more stressed, fatigued, or confused about their breathing.Yet I regularly see athletes, coaches, and high-performers who’ve tried CO₂ tolerance training, hypoxic breathing, nasal breathing, breath holds, and “breath control” — only to feel worse, not better.In this episode I explain why that happens.We’ll break down the most popular breathwork concepts used for performance and endurance, how they’re typically taught on social media and short courses, and how the science and clinical reality actually reframes them.In this video, you’ll learn:Why CO₂ tolerance is often misunderstood — and why forcing breath holds can increase stressThe critical difference between tolerance vs capacity when it comes to air hungerWhy air hunger is perceptual and emotional, not just chemicalThe truth about hypoxic breathing and EPO (and why most protocols aren’t realistic or useful)Why breathing during exercise is an output, not an inputHow forced breathing patterns can increase cognitive load and reduce coordinationWhen nasal breathing helps — and when it becomes a constraintWhy hypoxic sprints and breath holds often cause overload, not adaptationThe real role of inspiratory muscle training vs breath holdsWhy over-breathing is primarily a nervous system response, not a CO₂ problemBreathwork for performance isn’t about forcing calm, controlling breathing, or chasing physiological shortcuts.It’s about sequencing stress correctly, understanding how the nervous system interprets demand, and letting efficient breathing emerge naturally.About this channelMy name is Martin McPhilimey.I’m a respiratory and exercise physiologist and the founder of the School of Breath Science.On this channel, we don’t teach breathwork as tricks or techniques to override the body.We teach breathing through physiology, nervous system regulation, and performance science, understanding breath as an output of the system — not something to micromanage under stress.If you’re interested in evidence-based breathwork, performance physiology, and nervous system-led training:👉 Subscribe to the channel👍 Like the video if it helped reframe your thinking👉 Join our community: http://schoolofbreathscience.com/community👉 Follow us on Instagram: http://instagram.com/schoolofbreathscienceSubscribe for regular insights, practices, and deep dives into the science of breathing.

  6. Feb 15

    Coherent Breathing vs Resonance Breathing: Why 6 Breaths per Minute Is NOT the Answer

    If you spend any time in the breathwork or nervous system space, you’ve probably heard terms like coherent breathing, resonance, HRV, and the so-called “magic” six breaths per minute — often used interchangeably.They are not the same thing.In this video, I break down the critical physiological difference between coherence and resonance, why resonance is dynamic and individual, and why prescribing a single breathing rate can oversimplify nervous system regulation.You’ll learn:- What coherent breathing actually is — and why it works at a population level- Why 6 breaths per minute is an average, not a target- What resonance really means from a cardiovascular and baroreflex perspective- Why resonance is context-dependent and changes day-to-day- Why subjective calm does not always equal physiological efficiency- Why live biofeedback (HRV) is required to accurately identify resonance- The difference between compliance and adaptation in nervous system trainingThis isn’t about chasing relaxation or forcing calm.It’s about working with the nervous system at the frequency where it naturally self-regulates most efficiently.If you’re a coach, practitioner, or someone interested in the science of breathing and HRV — this distinction matters.Let me know if you’d like a deeper dive into:- HRV interpretation- Baroreflex oscillations- Practical assessment methods using live biofeedbackI’ll cover that in the next video.At the School of Breath Science, we teach how the breath can be used as a tool for stress resilience, improved wellbeing, and peak performance. Our mission is to raise the standard of education in breathwork by combining cutting-edge science with practical, accessible training that empowers you to transform your health and support others.Whether you’re curious about the physiology of breathing, exploring nervous system regulation, or looking for strategies to boost energy and focus, you’ll find resources, community, and support with us.👉 Join our community: http://schoolofbreathscience.com/community👉 Follow us on Instagram: http://instagram.com/schoolofbreathscienceSubscribe for regular insights, practices, and deep dives into the science of breathing.#HRV #HeartRateVariability #HRVScience #CoherentBreathing #ResonanceBreathing #ResonantFrequency #BreathingScience #PhysiologyOfBreathing #SlowBreathing #NervousSystemRegulation #AutonomicNervousSystem #ParasympatheticNervousSystem #VagusNerve #Baroreflex #RespiratorySinusArrhythmia #Biofeedback #HRVBiofeedback #StressPhysiology #AdaptiveRegulation #ResilienceTraining #BreathworkScience #EvidenceBasedBreathwork #AppliedPhysiology #BreathCoach #BreathEducation #ClinicalBreathwork #SchoolOfBreathScience

  7. Feb 8

    The Largest Wim Hof Study Ever: What the Science Actually Shows

    The Wim Hof Method has become one of the most widely practised breathwork and cold exposure protocols in the world — often promoted as a way to improve stress resilience, mental health, immune function, and performance. In December 2025, researchers published the largest and most rigorous scientific study to date on the Wim Hof Method, involving 404 participants and, crucially, comparing it against mindfulness meditation as an active control — not a placebo, but a proven intervention for stress and anxiety. In this episode, I break down what the study actually found, what is commonly misunderstood, and why interpretation matters just as much as results. You’ll learn: Why this study represents a step change in Wim Hof research What the researchers measured across psychology, cognition, physiology, and sleep The critical difference between state change and trait change Why “statistically significant” does not always mean clinically meaningful What the findings do — and do not — support about nervous system regulation Whether hyperventilation is truly necessary for the observed benefits This is not a critique of the Wim Hof Method.It’s an evidence-informed interpretation grounded in respiratory physiology, nervous system regulation, and clinical relevance. If you’re interested in breathwork, cold exposure, stress resilience, or learning how scientific research is often misrepresented online, this episode will help you understand the nuance clearly. I’m Martin McPhilimey, respiratory and sleep scientist and founder of the School of Breath Science, where we focus on physiology, psychology, and context — not hype. 👉 Join the community: ⁠https://schoolofbreathscience.com/community⁠👉 Follow on Instagram: ⁠https://instagram.com/schoolofbreathscience⁠ Subscribe for regular evidence-based discussions, practical insights, and deep dives into the science of breathing and nervous system regulation. 00:00 Why the largest Wim Hof study matters 01:45 What makes this study different 03:10 What the researchers actually tested 05:00 State change vs trait change 07:20 Cognitive and physiological findings 09:30 Why respiratory rate results are misunderstood 11:20 Is hyperventilation necessary? 13:00 Interpretation and practical implications 14:30 Key takeaways #WimHofMethod #BreathworkScience #ColdExposure #NervousSystem #StressResilience #BreathingPhysiology

  8. Feb 3

    How Breathing Shapes Trauma & Fear Memories | Neurophysiology of Panic, Dissociation & Learning

    Have you ever wondered why a single traumatic moment can leave a lasting imprint of fear, panic, or avoidance in the body and brain?In this video, we explore a neurophysiological perspective on trauma and fear conditioning, focusing on how breathing patterns during threat may directly influence how the brain learns, encodes fear, and forms long-term avoidance behaviours.We examine how irregular breathing patterns—such as hyperventilation, breath holding, dissociation, or shock—can drive shifts in blood chemistry, including changes in oxygen, carbon dioxide, pH, and lactate. These changes appear to activate specific neuronal ion channels, including:Monocarboxylate Transporter 2 (MCT2) for lactate uptakeAcid-Sensing Ion Channels (ASICs) for proton (acid) detectionWhen activated under threat, these channels may increase neuronal excitability and plasticity, particularly within fear-related circuits such as the amygdala. Animal research, including genetically modified mice lacking these channels, suggests they play a significant role in the formation and persistence of fear memories.Using a simplified visual model of a neuron–astrocyte system, we trace how:Hyperventilation can reduce cerebral oxygen delivery (via the Bohr effect)Anaerobic metabolism increases lactate availabilityDissociation or breath pauses can transiently raise acidityThese metabolic signals may fuel fear learning at precisely the wrong momentThis framework offers a reductionist but illuminating hypothesis that links breath regulation, emotional learning, panic, dissociation, and trauma, complementing existing psychological models such as The Body Keeps the Score with a deeper physiological lens.⚠️ This video presents an integrative hypothesis drawn from neuroscience literature, not a definitive clinical model—but one that may help explain why breathing regulation matters so deeply in trauma-informed practice.If you’re a clinician, coach, therapist, or practitioner working with stress, anxiety, panic, or trauma, this perspective may change how you think about breathing, learning, and recovery.👉 Interested in going deeper?Explore our practitioner training at:https://www.schoolofbreathscience.com/get-certified#TraumaAndBreathing #FearConditioning #PanicAttacks #NeuroscienceOfTrauma #BreathingAndTrauma #Dissociation #Amygdala #FearLearning #StressAndBreathing #NervousSystemRegulation #BreathworkScience #TraumaInformed #PolyvagalTheory #BodyKeepsTheScore #Neurophysiology #Hyperventilation #BreathHolding #Lactate #BrainMetabolism #TraumaRecovery #AnxietyEducation #SomaticHealth #SchoolOfBreathScience

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About

Discover the science of breathing and what lies beyond it. The Breath Science Podcast explores breathing, breathwork, physiology, recovery, exercise, stress, sleep and human performance. Expect concise educational episodes for breath coaches, health professionals and curious minds, alongside expert interviews and broader conversations about psychology, behaviour, business, fatherhood and personal growth. Follow Martin on Instagram: http://instagram.com/martinmcphilimey Explore training and certification: https://www.schoolofbreathscience.com Breathe better. Understand more. Live fully.

Information

  • Creator
    Martin McPhilimey
  • Years Active
    2023 - 2026
  • Episodes
    56
  • Rating
    Clean
  • Copyright
    © Martin McPhilimey
  • Show Website
    Breath Science Podcast