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Jonny Miller (Nervous System Mastery)28 January 2024

Managing nerves, anxiety, and burnout

6Frameworks
15Insights

Episode overview

Lenny Rachitsky talks with Jonny Miller about regulating anxiety by changing physiological state before trying to change the story in one’s mind. Miller demonstrates calming and activating breathwork, explains interoception and the APE framework, and connects subtle bodily signals to the prevention of burnout. They also discuss emotional debt, body-based therapeutic approaches, NSDR, sustainable high performance, and the role of emotion in decision-making.

Key ideas

  • Use a bottom-up approach: change breathing and bodily state first, allowing thoughts and feelings to shift afterward.
  • A longer exhale is calming, while a stronger or longer inhale is activating; 4-4-8 breathing and “espresso breath” illustrate the two directions.
  • Build interoception by tracking awareness, posture, and emotion through the APE check-in, with breath and bodily sensations as additional signals.
  • The “feather-brick-dump-truck” model urges people to respond to subtle burnout warnings before they become severe personal or health crises.
  • Unresolved stress can accumulate as “emotional debt,” appearing as poor sleep, disproportionate reactivity, strained relationships, or difficulty downshifting without substances.
  • Somatic practices and therapies can help people safely feel and complete buffered emotional responses instead of addressing distress only intellectually.
  • NSDR can provide a deliberate daily downshift, strengthen body awareness, and support a rest ethic that matches an intense work ethic.
  • Emotional awareness can improve decisions by revealing bodily information and reducing choices driven by avoidance of uncomfortable feelings.

Transcript available · source text is retained privately and is not published

Frameworks in this episode

People & resources mentioned

Attributed to the moment in the episode. Timestamps are approximate.

People · 20

  • Jonny MillerMentionsJohnny teaches courses and does one-on-one coaching with tech professionals helping them with something he calls nervous system mastery

    Today my guest is Johnny Miller.

  • Lenny RachitskyMentionstoday we've got another very special compilation episode something I've been pulling on more and more with the podcast and the newsletter

    It's great to be here, Lenny.

  • Jonny MillerMentionsJohnny teaches courses and does one-on-one coaching with tech professionals helping them with something he calls nervous system mastery

    I've been, you know, working with founders, executives, running courses, and and teaching what I'm learning

  • Wim HofMentionsObviously, there's the Wim Hof practice that I'm sure many people are familiar with.

    Obviously, there's the Wim Hof practice that I'm sure many people are familiar with.

  • Andy JohnsMentionsAndy was a legendary product and growth leader at Facebook Twitter Kora and wealth front

    Reminds me of Andy Johns in the episode we had

  • Antonio DamasioCoinedthere was a a landmark study by this guy Damasio, who's this kind of famous neuroscientist

    The neuroscientist Damasio calls it a somatic marker.

  • ElliotMentionsElliot had a tumor in his brain that was removed and it basically meant that he was unable to feel emotions.

    he studied a patient called Elliot.

  • Antonio DamasioMentionsthere was a a landmark study by this guy Damasio, who's this kind of famous neuroscientist

    there was a a landmark study by this guy Damasio, who's this kind of famous neuroscientist

  • Andy JohnsRecommendsAndy was a legendary product and growth leader at Facebook Twitter Kora and wealth front

    if you're interested in this topic, definitely watch that episode.

  • Andrew HubermanMentionsNSDR was a practice coined by Andrew Huberman who you mentioned earlier.

    NSDR was a practice coined by Andrew Huberman who you mentioned earlier.

  • Kevin KellyMentionsYou mentioned Kevin Kelly's 1,000 True Fans, which has become this like canonical piece of writing on the internet now.

    there's a quote from Kevin Kelly that I I interviewed recently

  • Peter LevineMentionsthe work of Peter Levine, Waking the Tiger, is kind of the the seminal book

    I think Peter Levine says the issues are in the tissues

  • Bessel van der KolkMentionshe's a expert clinician who's worked with trauma patients for decades

    it's by Bessel van der Kolk

  • Peter LevineMentionsthe work of Peter Levine, Waking the Tiger, is kind of the the seminal book

    the work of Peter Levine, Waking the Tiger, is kind of the the seminal book

  • David WhyteMentionsThe first book is uh Consolations by by David Whyte.

    The first book is uh Consolations by by David Whyte.

  • Jim DethmerMentionsthis is by Jim Dethmer and Diana Chapman.

    this is by Jim Dethmer and Diana Chapman.

  • Jamie WhealMentionsRecapture the Rapture by Jamie Wheal.

    Recapture the Rapture by Jamie Wheal.

  • Diana ChapmanMentionsI learned this from Diana Chapman at conscious leadership group

    this is by Jim Dethmer and Diana Chapman.

  • Jerry ColonnaMentionsJerry is one of the most well-known and respected executive coaches in the world. He's co-founder and CEO of Reboot

    I stole this question from a guy, Jerry Colonna, who's who's here in Boulder.

  • Tim FerrissMentionsCited for his fear-setting framework and as an influence on Paul Millerd's five-episode podcast experiment.

    I remember him sharing that on the Tim Ferriss podcast many years ago

Resources · 31

  • Nervous System MasteryRecommendscourse · Jonny Miller

    definitely check out Johnny's full course at ns-mastery.com/lenny.

  • TealRecommendssoftware · Teal

    Get started for free at tealhq.com/lenny.

  • VantaRecommendssoftware · Christina Cacioppo

    Go to vanta.com/lenny. That's vanta.com/lenny to learn more and to claim your discounts.

  • The Operating Manual for Your Nervous SystemCoinedother · Jonny Miller

    I read this post that you wrote. I think it was over a year ago at this point.

  • The Operating Manual for Your Nervous SystemRecommendsother · Jonny Miller

    It was called the operating manual for your nervous system. And first of all, it blew my mind when I read it.

  • TechstarsUsescompany

    My had a startup. We went through Techstars back in 2012.

  • The Hour Between Dog and WolfMentionsbook · John Coates

    I was also reading a book recently called the the hour between dog and wolf

  • MiroUsessoftware · Miro

    check out my Miro board that the Miro team helped me create

  • MiroRecommendssoftware · Miro

    Check it out at miro.com/lenny.

  • EveryMentionscompany · Dan Shipper and Nathan Baschez

    I think I wrote about this in one of the every essays.

  • The Body Keeps the ScoreMentionsbook · Bessel van der Kolk

    this book that everyone always talks about, The Body Keeps Score, I think it's called.

  • The Body Keeps the ScoreMentionsbook · Bessel van der Kolk

    Yeah, it's it's a good book. Um it's by Bessel van der Kolk

  • Waking the TigerRecommendsbook · Peter Levine

    the work of Peter Levine, Waking the Tiger, is kind of the the seminal book

  • ConsolationsRecommendsbook · David Whyte

    The first book is uh Consolations by by David Whyte.

  • ConsolationsUsesbook · David Whyte

    This is the book that I've I've gifted most to friends, I think, more than any other book.

  • The 15 Commitments of Conscious LeadershipRecommendsbook · Jim Dethmer, Diana Chapman, and Kaley Klemp

    15 Commitments of Conscious Leadership, which is I imagine has come up before in in your podcast.

  • The 15 Commitments of Conscious LeadershipRecommendsbook · Jim Dethmer, Diana Chapman, and Kaley Klemp

    it's the best leadership book that I've come across

  • The Conscious Leadership GroupMentionscompany · Jim Dethmer and Diana Chapman

    They have the Conscious Leadership Group

  • Recapture the RaptureRecommendsbook · Jamie Wheal

    finally, uh this is a bit out there, but Recapture the Rapture by Jamie Wheal.

  • Kubo and the Two StringsRecommendsfilm · Travis Knight

    we saw Kubo and the Two Strings recently, which was fantastic. Just so so great.

  • WolfwalkersRecommendsfilm · Tomm Moore and Ross Stewart

    And that and also Wolfwalkers, which was an Apple TV series. Um yeah, those have been my two favorite movies

  • Scavengers ReignRecommendstv show · Joseph Bennett and Charles Huettner

    If you like animated uh content, check out Scavengers Reign on HBO.

  • The Tim Ferriss ShowMentionspodcast · Tim Ferriss

    I remember him sharing that on the Tim Ferriss podcast many years ago

  • Raw Optics Blue-Blocking GlassesRecommendsproduct · Raw Optics

    One is uh these blue blocking glasses. Um these are Raw Optics blue blue blocker glasses.

  • PulsettoUsesproduct · Pulsetto

    This one I believe is Pulsetto

  • Apollo NeuroUsesproduct · Apollo Neuroscience

    and I think this is a Apollo strap.

  • NurosymUsesproduct · Parasym

    This one is called Neurosym.

  • Raw Optics Blue-Blocking GlassesUsesproduct · Raw Optics

    I I'll wear these to drive, I'll wear these to um even like dinners with friends sometimes.

  • NurosymMentionsproduct · Parasym

    I haven't used them that much yet, but they basically work by sending low-level electrical electrical stimulation directly to your vagus nerve.

  • Nervous System MasteryCoinedcourse · Jonny Miller

    if this was interesting or listeners would like to dive deeper, I teach a course.

  • Lenny's PodcastCoinedpodcast · Lenny Rachitsky

    You can find all past episodes or learn more about the show at lenny'spodcast.com.

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Insights & moments

The myth-busts, hot takes, explainers, and tools worth keeping.

Myth Buster· 1

Myth Buster1:00:30

The Body Doesn't Keep the Score, the Brain Does

On 'The Body Keeps the Score,' Johnny offers a precise correction: it's not strictly true that trauma is stored in the body. It's actually a cortical map in the brain that tracks these things, even though it feels like stored grief in your hip or anger in your solar plexus. He suggests 'the body is the scorecard' is a more accurate framing, and points to Peter Levine's 'Waking the Tiger' as the seminal text.

  • Trauma is not literally stored in the body; it's a cortical map in the brain
  • It feels bodily (grief in the hip, anger in the solar plexus) but that's a brain map
  • A more accurate title would be 'the body is the scorecard'
  • Peter Levine's 'Waking the Tiger' is the seminal book on the mobilization reflex

It is actually a a cortical map in the brain which kind of tracks these things

Johnny Miller · 1:00:30

the body is the scorecard in a way.

Johnny Miller · 1:01:30
#trauma#body-keeps-the-score#myth

Hot Take· 2

Hot Take40:30

Talk Therapy Alone Doesn't Fix It

Johnny takes a contrarian stance: he's not a fan of talk therapy that lacks a somatic or body-based component. In his view, keeping stress on the level of the intellect doesn't address the root, because the stress is stored physically. Healing requires creating enough safety to feel buffered emotions all the way through and let the mobilization reflex complete.

  • Talk therapy without a body-based component doesn't reach the root of stored stress
  • Stress lives in the body as incomplete mobilization reflexes, not just thoughts
  • Healing means safely feeling buffered emotions all the way through to completion
  • He favors modalities like Somatic Experiencing and Hakomi

I'm not a big fan of talk therapy alone or at least therapy that doesn't have a somatic or body-based component.

Johnny Miller · 41:00
#therapy#somatic#contrarian
Hot Take1:02:00

Burnout Costs More Than You Think

From research interviewing leaders who'd experienced burnout, Johnny found the median self-estimated cost to their business was $100,000, driven by second- and third-order effects like talent attrition, lost productivity, and bad decisions in the run-up. He adds that a CEO's emotional state is contagious across the team, so the nervous system of an organization reflects the nervous system of its CEO.

  • Leaders estimated burnout cost their business a median of $100,000
  • Costs come from attrition, opportunity cost, lost productivity, and poor pre-burnout decisions
  • Emotional contagion means a CEO's state disproportionately shapes the team (Wharton research)
  • 'The nervous system of an organization is a reflection of the nervous system of the CEO'

the the median response was $100,000, which I imagine is more than most people would would would think.

Johnny Miller · 1:02:30

the nervous system of an organization is a reflection of the nervous system of the CEO.

Johnny Miller · 1:03:30
#burnout#leadership#cost

Explainer· 4

Explainer00:00

The Feather, Brick, Dump Truck of Burnout

Johnny explains how the body signals burnout in escalating stages. The 'feather' is a subtle early sign like morning tiredness; the 'brick' is losing your cool weeks later; the 'dump truck' is a full-blown health crisis, type 2 diabetes, or getting fired months or years out. The goal is to notice and adjust at the feather stage rather than waiting for the dump truck.

  • Burnout gives feedback in escalating stages, not all at once
  • Feather = subtle early signals (waking tired); brick = emotional blow-ups; dump truck = health crisis or job loss
  • Most people, especially first-time burnout sufferers, only react at the dump-truck stage
  • Interoceptive capacity determines how early you can catch the feather

I have this idea that I call the the feather-brick dump truck phenomenon.

Johnny Miller · 00:00

ideally you want to notice when it's the feather and then make adjustments or shift then and not have to wait until you experience the…

Johnny Miller · 35:30
#burnout#nervous-system#early-warning-signs
Explainer08:00

Why Bottom-Up Beats Top-Down: The Neuron Superhighway

Johnny explains the physiological reason working with the body is faster than reasoning your way calm. There are four times more afferent neurons carrying signals from the body up to the brain than efferent neurons going the other way. So changing your physiology (mainly via breath) rapidly changes your state, which then cascades into your thoughts and feelings.

  • Four times more afferent (body-to-brain) neurons than efferent (brain-to-body)
  • Information flows up to the brain on a 'superhighway'; far less flows down
  • Pulling on the levers of physiology changes state faster than reframing thoughts
  • Change state first and thoughts and feelings follow

there's four times more afferent neurons going from the body to the brain as from the brain to the body.

Johnny Miller · 08:00

if you change your state first, then there's a cascading effect which changes your your thoughts and feelings.

Johnny Miller · 08:30
#neuroscience#breath#bottom-up
Explainer26:00

Interoception: Your Hidden Sixth Sense

Johnny describes interoception, the ability to sense and track your internal landscape, as a trainable sixth sense like a chef's palate. Research links low interoception to ADHD, PTSD, and trauma, while higher interoception (per a study of Wall Street traders in 'The Hour Between Dog and Wolf') correlates with better decisions and making more money. Tuning in helps you catch anxiety's early warning signs before they escalate.

  • Interoception = sensing and tracking your internal bodily landscape
  • It's a trainable palate, like a chef training for sweet, spicy, umami
  • ADHD, PTSD, and trauma correlate with lowered interoception
  • Wall Street traders with higher interoception made better decisions and more money

ADHD tends to correlate with low levels of interoception.

Johnny Miller · 28:00

they correlated higher degrees of interoception with basically making more money and making better decisions.

Johnny Miller · 28:30
#interoception#body-awareness#research
Explainer37:30

Emotional Debt: The Stress You Never Discharged

Johnny reframes stored stress as 'emotional debt.' When a stress mobilization cycle isn't completed with downshifting, it's stored in the body as allostatic load, creating nervous-system fragility over time. Like technical debt, some is fine and even necessary early on, but if never paid off it accumulates into reactivity, poor sleep, and eventually health crises.

  • Incomplete stress cycles get stored as allostatic load, aka emotional debt
  • Early signs: disproportionate reactivity, snappiness, poor sleep, relationship friction
  • Works like technical debt: fine short-term, damaging if never paid off
  • Needing wine, CBD, or another substance to unwind is a sign you've hit a debt threshold

that gets stored in the body as allostatic load, um which I call emotional debt.

Johnny Miller · 37:30

not able to kind of naturally downshift or downregulate your nervous system at the end of a day without something like wine or or CBD…

Johnny Miller · 40:30
#emotional-debt#stress#allostatic-load

Story· 2

Story05:30

The Loss That Sent Johnny Into Nervous System Work

Johnny shares the catalyst behind his work. After going through startup burnout, the real turning point came in October 2017 when his fiance had an anxiety attack and took her own life. The loss made him realize how disconnected he'd been from his body and emotions, sending him on a five-plus-year journey through breathwork and meditation retreats.

  • Johnny had a tech background and went through Techstars in 2012
  • Startup burnout wasn't the trigger; a personal tragedy was
  • His fiance took her own life in October 2017 after an anxiety attack
  • He realized he'd been 'numb from the neck down' and dove into breathwork and meditation

my fiance at the time had an anxiety attack and she took her own life.

Johnny Miller · 05:30

I realized that I'd been so disconnected from my body and my emotions.

Johnny Miller · 06:00
#personal-story#grief#origin
Story48:30

The Man Who Couldn't Feel (and Couldn't Decide)

To argue that the best decision-making is emotional, Johnny cites neuroscientist Damasio's patient Elliot, who had a brain tumor removed that eliminated his capacity to feel emotions. Elliot went from a successful married businessman to divorced, broke, and unable to even choose what to have for lunch. The point: emotions carry decision-critical information, and people who avoid feeling make biased choices to dodge discomfort.

  • Damasio's patient Elliot lost emotional capacity after tumor removal
  • Without emotions he couldn't make even basic decisions and lost his marriage and money
  • The brain is a prediction machine that needs the body's sensory data to decide well
  • People who avoid a feeling make subconscious decisions just to avoid it

Elliot went from being a successful married businessman to divorced, broke and unable to like choose what he could have for lunch.

Johnny Miller · 49:00

I think the title was the best decision-making is emotional.

Johnny Miller · 48:30
#decision-making#emotions#neuroscience

Tool· 2

Tool52:30

NSDR: A Nap Without Sleeping

Johnny recommends NSDR (Non-Sleep Deep Rest), a term coined by Andrew Huberman based on the ancient practice of yoga nidra. You lie down with an eye mask and listen to a 14-minute guided body scan with relaxing music, and finish feeling like you've had a two-hour nap. He does it most days between 1-3pm for a second wind and to train the ventral vagal tone that lets the body downshift.

  • NSDR = Non-Sleep Deep Rest, Huberman's scientific framing of yoga nidra
  • Format: lie down, eye mask, 14-minute guided body scan with music
  • Feels like a two-hour nap; great for an afternoon second wind
  • Doubles as interoception training and strengthens ventral vagal downshifting

by the end of it, you feel you feel like you've had like a two-hour nap.

Johnny Miller · 53:30
#nsdr#rest#recovery#tool
Tool1:04:30

Johnny's Most-Gifted Books

In the lightning round, Johnny shares the books he recommends most. 'Consolations' by David Whyte is the one he's gifted most, offering 52 poetic definitions of words. He also names '15 Commitments of Conscious Leadership' by Jim Dethmer and Diana Chapman as the best leadership book he's found, and 'Recapture the Rapture' by Jamie Wheal.

  • 'Consolations' by David Whyte, his most-gifted book, 52 definitions of words like ambition
  • '15 Commitments of Conscious Leadership' by Jim Dethmer and Diana Chapman, his top leadership book
  • 'Recapture the Rapture' by Jamie Wheal, three books in one covering the meta-crisis and hedonic engineering

this is the book that I've I've gifted most to friends

Johnny Miller · 1:05:00
#books#recommendations#tool

Takeaway· 4

Takeaway12:30

State Over Story

Johnny's shorthand for his whole approach: focus on the state of your body rather than the story you're telling yourself. Most people try to solve anxiety at the level of story by reframing the situation, but reactive thoughts are self-reinforcing and can spiral into panic. Shifting the body's state (via a long exhale, relaxed gaze, or expanded awareness) short-circuits the loop.

  • 'State over story' = work on the body's state, not the mental narrative
  • Anxious thoughts and breathing patterns are self-reinforcing and can spiral into panic attacks
  • Interventions include long exhales, defocusing the gaze, and expanding awareness
  • We tend to confabulate stories that match whatever state we're already in

You call it state over story, essentially focusing on the state of your body versus the story you're telling yourself.

Lenny · 12:30
#state-over-story#anxiety#mindset
Takeaway55:00

A Work Ethic Needs a Rest Ethic

Quoting Kevin Kelly, Johnny argues that a great work ethic must be matched with a great rest ethic. Training the body's capacity to downshift after stress is completely missing from most people's playbooks. You can push hard, but it's only sustainable if you deliberately build in recovery to pay off the debt you accumulate.

  • Kevin Kelly: a great work ethic must be matched with a great rest ethic
  • Most people never train their capacity to downshift after stress
  • Hard work is fine if done intentionally, with recovery built in
  • Pair intense focus with genuine rest to make the pace sustainable

if you have a great work ethic, that needs to be matched with a great rest ethic.

Johnny Miller · 55:00
#rest#sustainability#work-ethic
Takeaway1:07:00

The Question: How Are You Complicit?

Johnny shares a favorite coaching question he took from Jerry Colonna: 'How are you complicit in creating the conditions that you say you don't want?' The word 'complicit' is key because it doesn't assign fault, it invites you to see the ways you're an active participant in creating your own anxiety or emotional debt. He calls it a rich journaling prompt or question to explore with a friend.

  • Question borrowed from Jerry Colonna
  • 'Complicit' invites ownership without assigning blame or fault
  • Reveals how you actively participate in creating conditions you claim to dislike
  • Works well as a journaling prompt or a conversation with a co-founder or friend

How are you complicit in creating the conditions that you say you don't want?

Johnny Miller · 1:07:00
#coaching#self-reflection#question
Takeaway1:09:30

Make Generous Assumptions

One of Johnny's life mottos is to 'make generous assumptions.' In any situation, he tries to tell the most generous story he can about a person or event, without naively fabricating something. Rather than assuming someone acted out of spite, he considers that maybe they had a bad day or are carrying emotional debt. Lenny reframes it as simply assuming good intentions.

  • Motto: in any situation, tell the most generous plausible story
  • Not naive fabrication, but choosing the kinder end of a real spectrum of explanations
  • Example: maybe they had a bad day or lots of emotional debt, not spite
  • Equivalent to 'assume good intentions'

I like to say make generous assumptions.

Johnny Miller · 1:10:00
#mindset#relationships#motto