A UK-based podcast active since 2012, produced by the BMJ Group and hosted by leading respiratory experts. It covers respiratory medicine research, guidelines, and interviews with global respiratory medicine leaders.

Recurrent asthma or COPD exacerbations should not be reduced to a single biomarker. Blood eosinophils and FeNO need interpretation alongside symptoms, exacerbation subtype, smoking status, inhaled corticosteroid exposure, treatment changes and adherence uncertainty.