4-7-8 Breathing: Step-by-step stress relief technique

par Laura | Juin 4, 2026 | Tools & Techniques

Under chronic stress, breathing changes. A drift toward shorter inhales and shallower exhales.

The following 4-7-8 breathing technique was developed by Dr. Andrew Weil, a pioneer of integrative medicine in the United States.

He calls it the most effective breathing exercise for reducing stress and its physical effects on the body.

Unlike cardiac coherence, which works by synchronising heart rate and breath at a steady pace, the 4-7-8 method works through ratio:

• a short inhale,
• a longer hold,
• and an extended exhale that actively engages the parasympathetic nervous system.

Blood pressure drops slightly and allows the mind to quiet. Dr. Weil's recommends to practise regularly, not only when stress episodes happen.

The 4-7-8 breathing technique

The best position is seated, back straight, both feet flat on the floor. Standing or lying down works, though sitting tends to keep the mind more present during the count.

Throughout the exercise, rest the tip of the tongue against the point where the upper gum meets the front teeth. Keep it there for the entire sequence - this is part of the technique,

Start by exhaling completely, clearing the lungs before the first count begins.

Then follow the ratio:

• Inhale through the nose for 4 counts.

Let the breath deepen at its own pace. Don't force it.

• Hold the breath for 7 counts.

Stay relaxed. The breath rests.

• Exhale fully through the mouth for 8 counts.

Exhale audibly - like blowing out a candle. Lungs should be completely empty before the next inhale begins.

That is one complete breath. 4 of these make one session.

The ratio is what matters

If holding for 7 counts feels difficult at first, speed the cycle up. What stays fixed is the proportion: 4-7-8 for every breath. Over weeks of practice, the pace naturally slows. Inhales deepen. Exhales lengthen. The body stops resisting the hold.

Clients who find breath retention activating - particularly those with a trauma history or anxiety - can begin at a faster tempo and slow down progressively. The ratio does the work; the speed adjusts to the person.

How to build the practice

Start with 4 breaths per session, twice a day.

After approximately 2 months of consistent practice, you can increase gradually to 8 breaths per session - still twice daily.

There is no benefit to rushing this progression, the build is part of how the nervous system learns.

The most natural moments are morning before the day begins, and evening before sleep.

4 breaths before a difficult conversation counts too.

A few reminders worth keeping close

• Inhale softly through the nose; exhale audibly through the mouth. The tongue stays pressed to the upper gum throughout. The exhalation should always be roughly twice as long as the inhalation - that extended exhale is where the parasympathetic activation happens.
• The time spent doesn't matter. The ratio does.
• With practice, the breath becomes more familiar and spacious. The exhale that felt effortful becomes the easy part.

Source: Weil, A. (2014). Relaxation You Can Count On. Self Healing, Special Event Issue.

Translated from English by Monique Demers.

Video demonstration (English): Dr. Weil demonstrates 4-7-8 breathing - Video without narration: silent version

Disclaimer: This article is for educational purposes. It does not constitute clinical supervision or professional guidance.