How do you get better at breathing? Three levels, and how sure we are of each

Vasyl PosmitnyBreathing practice since 2015Brizzy co-founder
Published

The strange part of getting good at breathing: the more it becomes yours, the less anyone has measured.


Where the breathing progression starts: one session you can feel

The first sign you are getting better at breathing is small and physical: one slow session you can actually feel working. Sit through one and you may notice the same quiet receipt - a loosening in the chest, a settling - the "oh, that did something" moment. It is real, and it is measurable.

Slow, paced breathing reliably raises heart-rate variability - the vagally mediated kind that tracks a calmer nervous system - while you are doing it. Pooled across 71 during-practice comparisons, that rise is dependable and moderate - a little over half a standard deviation (Hedges' g = 0.53) [1]. The honest bound sits right here: a single session shifts your state, not your baseline. One practice will not rewire your resting physiology; it changes the next ten minutes.

How we build confidence →

This is the Newcomer step, the sturdiest of the three levels. From here the climb gets more personal - and, honestly, the evidence thins the higher it goes, which is why we grade every level on our five-level confidence scale. The gap between moving your state today and moving your baseline over weeks is this first step's whole lesson, and the crossing of it belongs to a companion piece on building the breathing habit.


Around twenty hours in, three exercises become one throttle-and-brake system

Somewhere around twenty hours of practice, the separate exercises stop feeling separate - this is the step that earns the name Regular. The realisation that marks it is a systems one: breathing is a set of controls on your own nervous system - a throttle and a brake - and its three effects, calm, energy, and focus, come from how you work them. Slow breathing pulls the brake (parasympathetic, calm); fast, intense breathing hits the throttle (sympathetic, energy); holding both in tension is where focus lives.

The three effects do not, however, earn the same grade, and pretending they do would be the easy lie. Calm is the well-supported one - the Newcomer step already showed why.

Energy is promising rather than proven: fast, intense patterns like the oxygen wave do rouse the sympathetic side, but the cleanest human signal comes from a bundled cold-plus-breath-plus-meditation protocol, not breathing on its own - which is exactly why our grade there stops at promising.

How we build confidence →

Focus is the thinnest leg of the three. Box breathing - equal counts in, hold, out, hold - is itself only curiously graded, and the route people describe for it, quieting a loop of rumination, has never been traced end to end from breath to steadier mind.

How we build confidence →

About that twenty-hour figure: it comes from a popular book, not a trial [2], and three numbers are worth keeping straight, because they circulate together and mean different things. Twenty hours is one writer's estimate for reaching competence, not mastery. Gladwell's ten thousand hours is about mastery - a different claim. And "twenty-one days to a habit" is simply wrong: the measured median is 66 days, with a range from 18 to 254 [3]. However many hours it takes, hours alone explain surprisingly little - across professions, deliberate practice accounts for under 1% of the difference between people [4].


The next breathing skill level: experimenting on yourself

At the Intermediate level the app becomes optional and the tinkering begins: longer exhales, gentle breath holds, following a pace by your own heartbeat instead of a timer. It can feel like flying blindfolded - practising by feel. A common invitation here is the long out-breath: sit comfortably and see whether you can let a single unforced exhale stretch toward ten seconds.

Treat that as an invitation, never a benchmark. Nobody has actually measured whether a healthy adult can sustain a silent, comfortable ten-second exhale - the closest data, forced-exhale spirometry, tests a fast maximal puff, the opposite manoeuvre [5]. So "see whether you can" is honest; "most people can't" is not a fact anyone has established.

Holds are also where the first real safety line appears - and it is worth understanding as mechanism, not a warning label. A trained freediver's advantage is a blunted alarm: their ventilatory response to rising carbon dioxide runs 20% to 30% lower than an untrained person's, so the urge to breathe fires later and they stay calm on a long dive [6]. Here is the inversion. Chasing that same quiet alarm the wrong way - hyperventilating hard before a hold to blow off carbon dioxide - is the documented mechanism behind shallow-water blackout: you delay the urge to breathe, but your oxygen keeps falling, and you can lose consciousness before any alarm ever sounds [7] [8]. One physiological lever; opposite outcomes, depending entirely on training and context.

Breath holds: never while driving or in water

Never hold your breath while driving, or in or near water, and never hyperventilate to push a hold longer. The blunted carbon-dioxide alarm that keeps a trained freediver calm is the same one that makes a forced hold dangerous for everyone else.


Building a personal menu of breathing techniques

This is the Practitioner step's best-evidenced claim, and it is the opposite of "advanced means harder": different techniques do genuinely different things, so getting good means assembling a personal menu you know your own reactions to - cyclic sighing for a spinning mind, a slow practice after a meal, a short energising round in the morning.

The proof that techniques are not interchangeable is refreshingly concrete, and it comes from people running their own experiments. One person's careful self-tracking ranked resonant, roughly six-breaths-a-minute breathing best for their heart-rate variability [9]; another replied with the opposite result - box breathing crashed their HRV even as it raised their focus score, because for them the hold itself is stressful [10]. Same technique, opposite readings, because they are different bodies. Training paced breathing near six breaths a minute has its own support for shifting carbon-dioxide balance and relaxation [11], and coherent breathing rates practical for calm, with a placebo-controlled trial behind it [12] - but which rate is yours is personal, and it drifts from session to session [13]. Practitioners notice this without a device; one described finding their own resonant pace by feel, no two-hundred-dollar biofeedback gadget required [14].

That techniques differ, and that people differ in how they respond, is well supported. Whether your own introspective read of your menu is accurate - whether the story you tell about what works for you matches what is measurably happening - is a separate question, and a harder one.


Breathing mastery: confidence grows faster than accuracy

This is the Advanced step, and its honest heart is a warm complication: practice reliably makes you feel like a better reader of your own body, and that feeling is worth having - but it is not the same as measurably becoming one. Interoception, the sense of your internal state, is not one skill. Researchers separate accuracy (can you actually detect the signal, like your own heartbeat) from sensibility (how good you believe you are), and the two are empirically dissociable [15].

What grows with practice is the second one. Experienced meditators consistently rate themselves as better at sensing their own heartbeat than non-meditators - and across two studies, one in 2008 and a direct replication in 2020, they were objectively no better at the actual detection task [16] [17]. This is not a debunk of the practice. What genuinely improves is your attention and the quality of your choices - you notice earlier, you reach for the right tool sooner. That is real self-understanding. It is just not proof that your internal instrument got more precise.

Which is exactly the register to keep for a technique like 4-7-8 breathing at bedtime.

The long exhale has a plausible mechanism, but the specific four-seven-eight ratio for sleep is only curiously graded - untested at that ratio. "It reliably helps me fall asleep" is a true and useful thing to say about your own nights; it is a lived-experience claim, not evidence that the pattern works. Both can be true at once, and the adept holds them together without confusing them.

How we build confidence →

Teaching advanced breathing techniques: the Guide step has no evidence at all

The Guide step is the one place to be completely plain: no study has tested whether getting good at breathing for yourself makes you any good at teaching it to someone else. Turning inward mastery outward, with humility that other bodies differ, rests on a cultural analogy, not data, and it should be named as one.

What is measurable is only the halfway step: trained self-regulators really are physiologically different. Freedivers carry that 20-30% blunted carbon-dioxide response [6]; experienced meditators tend to breathe more slowly at rest, with a preprint - not yet peer-reviewed - finding the widest gap in the most experienced group [18]. None of that measures whether they can coach. "Differs physiologically" to "can teach others" is an extrapolation, and calling it one is the honest move.

The shape is old, though, even if the evidence is not. Eight centuries ago the Zen Ten Ox-Herding Pictures drew the same arc: a seeker chases, catches, and tames the ox, until the eighth image dissolves into an empty circle - self and ox forgotten - and the tenth returns the now-quiet figure to the marketplace, to help others [19]. Inward mastery becoming outward transmission, the same axis, drawn 800 years before we drew it. That is colour, not evidence - and the contemplative traditions themselves argue about whether a named ladder helps a student or just hands them a scoreboard to grip [20]. The same caution applies to ours: it is a map to read by, not a rank to chase.


What is not proven

The three-level structure itself is the first thing to grade honestly: it is an editorial map, not a validated stage model. Staged-skill frameworks like Dreyfus's five stages are descriptive taxonomies built from chess players and pilots - never tested against an interoceptive skill like breathing [21]. Three levels, two steps each, is our clean structure, not a finding.

The idea that hours of practice buy skill is weaker than it sounds. Ericsson's original claim that deliberate practice largely accounts for expert performance [22] did not survive meta-analysis: practice explains about 26% of the difference between people in games, and under 1% in professions [4].

Interoceptive accuracy does not reliably improve with practice - confidence rises, measured detection does not [17]. The ten-second exhale has no established population norm; it stays an invitation, not a test [5]. The focus effect is the thinnest of the three, inferred rather than measured end to end. And the Guide step is an analogy with no supporting study at all. Each of those sits at its rightful level; none is dressed up as more than it is.


Myths and facts

Partly trueThe more you practise, the more accurately you can read your body's signals, like your heartbeat

Confidence rises, measured accuracy does not reliably follow. Interoception splits into accuracy (detecting the signal) and sensibility (how good you feel you are), and the two are separable. Experienced meditators rate their own heartbeat-sensing higher than non-meditators, but across a 2008 study and a direct 2020 replication they scored no better on the objective detection task [17]. What grows is attention and better choices, not a verified internal instrument.

NoAdvanced breathing means moving on to more difficult or extreme patterns

It means better matching, not harder patterns. The best-supported claim across all three levels is that techniques are not interchangeable. In self-tracked data, the same box-breathing hold that raised one person's focus score crashed their own heart-rate variability, because the hold is stressful for them [10]. Getting good means learning which technique your body wants for which need - a bigger, better-tuned menu, not a harder one.


FAQ

How do I know if I'm getting better at breathing?

The honest markers are felt, not scored: a single session you can reliably feel working, then noticing you reach for the right technique sooner and recover faster. Early on the receipt is physical - slow breathing dependably raises heart-rate variability while you practise [1]. Later it is subtler and self-reported: one practitioner put it well, saying they were not breathing slowly on autopilot, but their breath had simply "become longer" over months [23]. Progress here looks like better matching and quicker recovery, not a rising number.

How do I build my own menu of breathing techniques?

Start from the effect you want, then test one technique against your own body and keep what works. The load-bearing fact is that techniques are not interchangeable - resonant breathing tops one person's HRV while box breathing crashes another's [9] [10] - so your menu will not match anyone else's. Try a calming one first and feel the difference.

Then add cyclic sighing for a racing mind and a coherent or box pattern to compare, keeping the ones your body answers to.

I've plateaued - what does progress look like from here?

A plateau usually means the felt signal has gone quiet, not that you've stopped improving - and it's common enough that breath-hold communities have whole threads on being "stuck" [24]. Two moves help: swap the goal from intensity to matching (the right tool for the moment, not a harder one), and pick a checkable dial you can watch without a device - the Buteyko world uses a comfortable breath-hold time, the BOLT score, as exactly that kind of progress marker [25]. Progress at the advanced levels is precision, not effort.

Do I still need the app once I can breathe on my own?

Not needing it is the goal, not a failure - learning to practise unguided is itself part of getting good at breathing. Many people describe their breath naturally lengthening over months of practice until the app becomes optional [23]. It stays useful as a place to build the habit in the first place, to pace a new technique precisely, or to come back to when life knocks the rhythm loose - training wheels you can take off and put back on, not a subscription to your own lungs.

References

  1. Laborde S, Allen MS, Borges U, et al. Effects of voluntary slow breathing on heart rate and heart rate variability: a systematic review and a meta-analysis. Neuroscience and Biobehavioral Reviews. 138:104711. (2022)
  2. Kaufman J. The First 20 Hours: How to Learn Anything Fast!. Josh Kaufman (Portfolio/Penguin) (2013)
    A popular book, not a peer-reviewed study - the source of the widely circulated '20 hours to competence' figure, distinct from Gladwell's 10,000-hour rule for mastery.
  3. Lally P, van Jaarsveld CHM, Potts HWW, Wardle J. How are habits formed: modelling habit formation in the real world. European Journal of Social Psychology. 40(6):998-1009. (2010)
  4. Macnamara BN, Hambrick DZ, Oswald FL. Deliberate practice and performance in music, games, sports, education, and professions: a meta-analysis. Psychological Science. 25(8):1608-1618. (2014)
    Deliberate practice explains ~26% of variance in games, ~21% in music, ~18% in sports, ~4% in education, and under 1% in professions.
  5. Vandevoorde J, et al. Responses of FEV6, FVC, and FET to inhaled bronchodilator in the adult general population. PMC (2009)
    Forced expiratory time norms - a fast, maximal-effort exhale, the opposite manoeuvre from a slow paced exhale. Used here only as an imperfect proxy, not a controlled slow-exhale study.
  6. Tetzlaff K, Lemaître F, Burgstahler C, Luetkens JA, Eichhorn L. Going to extremes of lung physiology - deep breath-hold diving. Frontiers in Physiology. 12:710429. (2021)
  7. Shallow Water Blackout. NCBI StatPearls Bookshelf
  8. Hypoxic Blackout. Royal Life Saving Society Australia
  9. u/ilmostromberg Community post: best breathing techniques to increase HRV. r/Biohackers
  10. u/BiohackingAsia Comment: box breathing crashed HRV while raising a Muse focus score. r/Biohackers
  11. Szulczewski MT. Training of paced breathing at 0.1 Hz improves CO2 homeostasis and relaxation during a paced breathing task. PLOS ONE. 14(6):e0218550. (2019)
  12. Fincham GW, Strauss C, Cavanagh K. Effect of coherent breathing on mental health and wellbeing: a randomised placebo-controlled trial. Scientific Reports. 13:22141. (2023)
  13. Lehrer PM, Gevirtz R. Heart rate variability biofeedback: how and why does it work?. Frontiers in Psychology. 5:756. (2014)
    Individual resonance rate varies by sex and height and drifts session to session.
  14. u/Icy_Imagination_5040 Comment: finding a personal resonance rate by feel, no $200 biofeedback device. r/breathwork
  15. Garfinkel SN, Seth AK, Barrett AB, Suzuki K, Critchley HD. Knowing your own heart: distinguishing interoceptive accuracy from interoceptive awareness. Biological Psychology. 104:65-74. (2015)
  16. Khalsa SS, Rudrauf D, Damasio AR, Davidson RJ, Lutz A, Tranel D. Interoceptive awareness in experienced meditators. Psychophysiology. 45(4):671-677. (2008)
  17. Khalsa SS, et al. The practice of meditation is not associated with improved interoceptive awareness of the heartbeat. Psychophysiology. 57(11):e13479. (2020)
  18. Assessing respiratory, cardiac and neural interactions during rest and breath-focus in novice and expert meditation practitioners. medRxiv (2025)
    Preprint - not yet peer-reviewed.
  19. Ten Ox-Herding Pictures: Stages in a Spiritual Journey. Zen Mountain Monastery
  20. Gunaratana H. The Jhanas in Theravada Buddhist Meditation. Access to Insight
  21. Dreyfus SE. The five-stage model of adult skill acquisition. Bulletin of Science, Technology & Society. 24(3):177-181. (2004)
  22. Ericsson KA, Krampe RT, Tesch-Römer C. The role of deliberate practice in the acquisition of expert performance. Psychological Review. 100(3):363-406. (1993)
  23. u/Accomplished_Rent349 Community post: how coherent breathing has changed my life. r/breathwork
  24. Community thread: stuck in 1min 30 sec. DeeperBlue Forums
  25. Measure BOLT. Oxygen Advantage (Patrick McKeown)