Health

Pursed-lip breathing, explained

3 min read

Breathe in through the nose, then out slowly through pursed lips, to ease breathlessness and slow a fast breath. A clinically recommended technique, explained simply.

Pursed-lip breathing is a clinical staple for shortness of breath, and a handy everyday tool for slowing the breath down. You breathe in gently through the nose, then out slowly through lips pursed as if you were cooling a hot drink.

It is one of the safest methods here and useful for anyone, but especially for people with asthma or COPD who feel breathless.

How to do it

  1. 1Relax your neck and shoulders.
  2. 2Breathe in gently through your nose for about two counts.
  3. 3Purse your lips as if to whistle or cool soup.
  4. 4Breathe out slowly and steadily through the pursed lips for about four counts — twice as long as the in-breath.
  5. 5Repeat until your breathing feels easier.

The science

Pursing the lips creates a small back-pressure that keeps your airways open longer as you breathe out. That lets trapped air escape and empties the lungs more fully, so the next breath has room to be calm and complete.

By stretching the exhale, it also breaks the cycle of fast, shallow, panicky breathing that breathlessness can trigger.

Common mistakes

Blowing the air out forcefully. The exhale should be slow and relaxed, not a hard blow.

Breathing in through the mouth. Keep the in-breath through the nose and gentle.

When and how often

Use it whenever you feel breathless or your breathing speeds up — climbing stairs, during exercise, or in a moment of anxiety. It is safe to use as often as you need.

Common questions

Is pursed-lip breathing good for COPD?

Yes — it is widely taught for COPD and asthma because it eases breathlessness and helps empty the lungs. Use it alongside, not instead of, your prescribed care.

Can I use it during a panic attack?

It can help. The slow, controlled exhale counters the fast breathing that fuels panic. Pair it with a longer practice once you have settled.

Sources: Cleveland Clinic — Pursed-Lip Breathing

Practise Pursed-lip breathing with a guided timer.

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