Resonance Breathing: How to Find Your Personal Breathing Rate

Most breathing advice gives everyone the same count. Box breathing, four-seven-eight, six breaths a minute. Resonance breathing starts from a different idea: there is one slow pace at which your own heart and blood pressure reflexes move together most strongly, and it is worth finding.

What resonance breathing is

Resonance breathing, also called resonance frequency breathing or heart rate variability (HRV) biofeedback, means breathing slowly and smoothly at a specific rate: your resonance frequency. At that rate, the natural rise and fall of your heart rate with each breath becomes as large and as regular as it can be.

It is not about breathing deeply. Big breaths can leave you light-headed. The aim is slow, soft and comfortable, usually in through the nose.

What happens in your body

Your heart speeds up as you breathe in

Breathe in and your heart rate rises a little. Breathe out and it falls. This normal rhythm is called respiratory sinus arrhythmia.

Your blood pressure reflex has its own rhythm

Stretch sensors in the carotid arteries and the aortic arch report blood pressure to the brainstem, which adjusts heart rate to keep pressure steady. This loop is the baroreflex. Because signals take time to travel around it, the loop creates its own slow rhythm, roughly one cycle every 10 seconds.

Match the two and they amplify each other

Breathe at about the same pace as that reflex rhythm and the two reinforce each other. Heart rate swings become much larger, a little like pushing a swing at exactly the right moment. This is cardiovascular resonance.

What the research shows

The mechanism

In 2006, Vaschillo, Vaschillo and Lehrer showed in Applied Psychophysiology and Biofeedback that breathing at each person's resonant frequency produced large oscillations in heart rate, blood pressure and vascular tone. The resonant frequency differed between people and stayed stable across sessions.

A stronger baroreflex

In 2003 Lehrer and colleagues reported that a course of HRV biofeedback increased baroreflex gain, a measure of how strongly the reflex responds. In their 2014 review, Lehrer and Gevirtz concluded that strengthening baroreflex-related regulation is the best-supported explanation for how the practice works, with vagal signals to emotion-related brain areas, and reduced inflammation, proposed as further pathways.

Stress, anxiety and mood

A 2017 meta-analysis by Goessl, Curtiss and Hofmann pooled 24 studies and 484 participants and found a large reduction in self-reported stress and anxiety. A 2020 meta-analysis by Lehrer and colleagues covered 58 randomised trials and found small to moderate benefits across many outcomes, with the largest effects for anxiety, depression, anger, and athletic and artistic performance.

The brain

In a 2023 randomised trial of 106 young adults, Nashiro and colleagues found that five weeks of daily practice to raise heart rate oscillations increased connectivity between the left amygdala and the medial prefrontal cortex, regions involved in regulating emotion.

Why your number matters

Six breaths a minute is a good starting point for most adults. But the resonance frequency is linked to body size and sex, and it differs from person to person. Breathing a little too fast or too slow for you gives smaller heart rate swings. Measuring it takes the guesswork out, and gives you a number you can practise with for months.

How we measure it at WBW

Our Resonance Breathing assessment takes 17 minutes, seated, in a private suite in the Perth CBD.

1. Connect. A Polar H10 chest sensor streams your beat-to-beat heart data to our purpose-built Resonant app, which calculates your HRV live.
2. Ramp down. The pacer starts at 12 breaths a minute and steps down gradually. Rise with the orange dot to breathe in, fall with it to breathe out. Gentle haptic cues mean you can close your eyes.
3. Measure. At each pace the app tracks how far your heart rate rises and falls with every breath.
4. Find your number. The pace that produces the largest, smoothest swing is your Resonant Frequency Breath Rate Number, for example 5.75 breaths a minute.

You leave with your number and a simple routine. It is a core pillar of The T×P Method, and it pairs well with a Vielight Brain Session on recovery days. For the full science, including illustrated guides to the baroreflex and the vagus nerve, see our Resonance Breathing page.

How to practise

• Little and often. Many research programmes use around 20 minutes a day, often split into two sessions.
• Slow, not deep. Breathe softly through the nose. If you feel light-headed or tingly, breathe normally for a minute.
• Longer out-breath. A slightly longer exhale feels calming for most people.
• Use a pacer. A simple visual or haptic pacer set to your number keeps you on rhythm.
• Recheck. Your number can shift as fitness and HRV change, so reassess from time to time.

Resonance breathing is gentle and suits most people. If you have a heart rhythm condition, a respiratory condition, low blood pressure or a pacemaker, tell us before your session. If you are pregnant or have a medical condition, check with your doctor first.

Questions people ask

Sources

1. Vaschillo EG, Vaschillo B, Lehrer PM. Characteristics of resonance in heart rate variability stimulated by biofeedback. Applied Psychophysiology and Biofeedback, 2006. Link
2. Lehrer PM, et al. Heart rate variability biofeedback increases baroreflex gain and peak expiratory flow. Psychosomatic Medicine, 2003.
3. Lehrer PM, Gevirtz R. Heart rate variability biofeedback: how and why does it work? Frontiers in Psychology, 2014. Link
4. Goessl VC, Curtiss JE, Hofmann SG. The effect of heart rate variability biofeedback training on stress and anxiety: a meta-analysis. Psychological Medicine, 2017. Link
5. Lehrer P, et al. Heart rate variability biofeedback improves emotional and physical health and performance: a systematic review and meta analysis. Applied Psychophysiology and Biofeedback, 2020. Link
6. Nashiro K, et al. Increasing coordination and responsivity of emotion-related brain regions with a heart rate variability biofeedback randomized trial. Cognitive, Affective and Behavioral Neuroscience, 2023. Link
7. Shaffer F, Meehan ZM. A practical guide to resonance frequency assessment for heart rate variability biofeedback. Frontiers in Neuroscience, 2020. Link
8. Vukojević B, Vater C, Laborde S. The role of resonance frequency in slow-paced breathing: systematic review. Current Issues in Sport Science, 2024. Link

This article is general information, not medical advice. WBW sessions are for general wellness and are not intended to diagnose, treat, cure or prevent any disease.