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Shortness of Breath

Published on Apr 05, 2026

Updated on Apr 05, 2026

Updated on Apr 05, 2026

Table of Contents

What is Shortness of Breath?

Shortness of breath — or dyspnoea — is the feeling of not being able to get enough air, breathing being laboured, or the chest feeling tight or restricted. When it occurs without cardiac or pulmonary explanation, it is often linked to autonomic nervous system dysfunction, anxiety, or hyperventilation patterns driven by a chronically activated stress response.

How to know if Shortness of Breath is chronic

  • Occurring at rest or with minimal exertion
  • Persisting for more than 4 weeks
  • Accompanied by dizziness, fatigue, or heart palpitations
  • Not explained by asthma, heart disease, or other structural causes (which should be ruled out)

Shortness of Breath can be associated with the following conditions:

How brain training & re-origin can help

Non-cardiac shortness of breath is often a breathing pattern disorder driven by chronic nervous system activation. Re-origin’s program includes somatic tools specifically designed to restore healthy breathing patterns and calm the autonomic nervous system — helping many members experience gradual improvement in their breathlessness and exercise tolerance.

FAQs

Can anxiety cause shortness of breath?

Yes. Anxiety triggers changes in breathing pattern — often hyperventilation — that produce the sensation of breathlessness even when oxygen levels are normal.

Should I see a doctor about shortness of breath?

Yes, always. Any new or persistent shortness of breath should be medically evaluated to rule out cardiac and respiratory causes before being attributed to nervous system dysfunction.

Is breathlessness in Long COVID a nervous system symptom?

In many Long COVID patients, breathlessness is linked to autonomic dysfunction and altered breathing patterns rather than ongoing lung damage. This is an active area of research.

Can breathing retraining help?

Yes. Breathing retraining — learning to breathe diaphragmatically and at an appropriate rate — is one of the most effective interventions for non-cardiac breathlessness and forms part of re-origin’s somatic toolkit.

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