The Wim Hof Breathing Method
Wim Hof's breathing method uses rounds of deep breathing and breath holds to flood you with adrenaline, energizing but with real safety rules. A 2014 study found trained practitioners could blunt an inflammatory response, but it was small and does not prove the method treats any disease; because it can cause fainting, practice seated or lying down, never near water.
Sit or lie down, away from water Always practise seated or lying down; never near water, in a bath, or while driving or standing (see cautions)
The breathing can cause fainting; position is the single most important safety step.
Take 30 to 40 deep breaths 30 to 40 full breaths, inhale deeply, let the exhale fall out, in a steady rhythm
This controlled over-breathing offloads CO2 and drives the adrenaline response.
Breathe out and hold on empty After the last breath, exhale and hold with empty lungs as long as is comfortable (often 1 to 3 min)
The retention is where the parasympathetic rebound and adaptation happen.
Big inhale, hold briefly Take a deep breath in and hold for ~15 seconds, then release
Resets the cycle and marks the end of one round.
Do 3 to 4 rounds total Repeat the cycle 3 to 4 times; let breathing return to normal at the end
The effect builds across rounds; most protocols use three or four.
Time it for energy, not calm Morning or before a challenge; do not use it to wind down or to fall asleep, it is activating
This is a stimulating practice; for calm, use a slow exhale-focused technique instead.
The fast, deep breathing offloads carbon dioxide and shifts blood chemistry, triggering a large adrenaline (epinephrine) release.
View sources
Wim Hof Method guided breathing (safety first)
How many rounds of breathing
The science of the Wim Hof Method: the Kox et al. PNAS study (Wim Hof Method)
Does the Wim Hof Method have beneficial effects? A systematic review (PLOS One)
A randomized controlled trial of a Wim Hof Method intervention (with safety exclusions)
Psychophysiological effects of breathwork and cold immersion (Fox, Biddell & King, Scientific Reports 2025)
Not medical advice. This page is for education only and is not a substitute for professional medical care. Consult a qualified clinician before changing your health routine.
Independent curation. YourProtocol is an independent platform. This protocol is based on the publicly available work of Wim Hof and is not created, reviewed, endorsed by, or affiliated with Wim Hof or 'The Iceman' / Wim Hof Method.
Is this for you
- People wanting an energising morning practice
- Those building stress resilience
- Anyone curious about the breathing behind the cold
- Experienced breathers ready for intensity
Cautions
- Safety is non-negotiable: this is controlled hyperventilation and can cause fainting. NEVER do it in or near water, in a bath or shower, while driving, or standing up. Always sit or lie down
- Do not practise if pregnant, or if you have a panic or anxiety disorder, epilepsy, high blood pressure, or heart or vascular conditions, without medical clearance; tingling and lightheadedness are common, stop if it feels wrong
- This is activating, not calming; it is the wrong tool for winding down or sleep (use slow, exhale-focused breathing for that)
- The immune finding comes from one small study that bundled breathing, cold and mindset; it does not prove the method treats or prevents any disease
- Educational only, not medical advice