What are the benefits of Wim Hof method?

Benefits of the Wim Hof method include: increased energy and focus, reduced stress and anxiety, improved immune response, better sleep quality, enhanced athletic performance, and greater mental clarity. Regular practice can also help with cold tolerance and overall well-being.

Is Wim Hof breathing hyperventilation?

Yes, Wim Hof breathing uses controlled hyperventilation as part of its technique. The rapid deep breathing phase intentionally reduces CO2 levels in the blood, which creates unique physiological effects. However, it is done in a controlled, safe environment while sitting or lying down, unlike unintentional hyperventilation.

FULLY IN — Free Wim Hof Breathing App

FULLY IN is a free Wim Hof app that runs in your browser. No download required. Guided breathing rounds, retention timer, and recovery cues for the Wim Hof Method.

How it works

Get ready in a safe place (sit or lie down).
Follow guided deep breathing rounds.
Hold on the retention timer after the last exhale.
Take the recovery breath, then repeat or finish.

FAQ

What is the Wim Hof breathing method?

The Wim Hof breathing method involves cycles of controlled hyperventilation (30–40 deep breaths), breath retention after exhaling, and a recovery breath.

Is there a free Wim Hof breathing app?

Yes. FULLY IN at https://fullyin.app is a free Wim Hof breathing app in your browser with guided rounds, a retention timer, and recovery cues.

Is FULLY IN safe to use?

Never practice in or near water, while driving, or where fainting could be dangerous. Consult a doctor if you have medical conditions.

Voiced by Chun Yih, official Wim Hof Instructor (Homing Inn). Made by Gaurav.