Nostril Flaring

Flaring of the nostrils (involuntarily during breathing) is an unusual symptom that often indicates a severe or life-threatening breathing difficulty. Causes include asthma (asthma attack), choking, acute lung disorders, severe allergic reaction, and various other causes. The exacerbation or ...

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Causes of nostril flaring are often severe problems with breathing difficulty, ranging from shortness of breath to life-threatening respiratory failure ...

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Note: This site is for informational purposes only and is not medical advice. See your doctor or other qualified medical professional for all your medical needs.