INTENSE PRACTICE
Wim Hof breathing · 3 rounds
3 rounds with 30 full inhales and relaxed releases in each round. Retention is self-limited and never a competition.
Find the guided Wim Hof practiceGuided practice in the appWhat one round contains
Connected breaths30 full inhales and relaxed releases
Exhale retentionOnly to the first clear urge to breathe
RecoveryFull inhale and a gentle 15-second hold
What changes during the pattern
Faster, deeper breathing temporarily lowers carbon dioxide; oxygen then gradually falls during retention. Tingling or light-headedness can occur, but neither is a goal or measure of success.
Three rounds are shorter, but the practice remains physiologically intense.
How to prepare
- Lie down or sit somewhere safe.
- Relax the exhale rather than forcing empty.
- End retention at the first clear urge to breathe.
- Rest or skip the practice when you feel unwell.
Who should not begin without advice
This is an intense practice, not beginner relaxation. If pregnant or living with a significant cardiovascular, neurological, respiratory or other medical condition, ask a qualified clinician before practising.
Common questions
Is a longer hold better?
No. End at the first clear urge to breathe, not at a record.
Is tingling a sign of success?
No. It may occur as breathing changes, but it is not a target.
Does research prove disease treatment?
No. Early small studies do not justify broad therapeutic claims.
Sources and evidence limits
The Kox study involved a small group of healthy volunteers and combined breathing, meditation and cold exposure. It does not show that breathing alone treats disease.