From the Journals

Not All COPD Is Smoking-Related

Study compares symptoms, spirometry, and inflammatory markers with smoking-related disease.

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  • 1

    Study involved 690 participants aged 50-

  • 2

    Never-smokers with COPD experienced more wheeze and cough.

  • 3

    Mean age of never-smokers with COPD was 60 years.

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    Biomarkers varied significantly between never-smokers and smokers.

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    Participants generally had milder airflow limitation.

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    Asthma prevalence was higher in never-smokers with COPD.

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    Findings suggest differences in diagnostic and treatment approaches may be necessary.

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    Study highlights implications for clinical management of COPD in never-smokers.

Original Source(s)

Not All COPD Is Smoking-Related

  • by Jess Allerton

  • March 10, 2026

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