Many people assume becoming breathless is simply part of getting older - but it could be a sign of Chronic Obstructive Pulmonary Disease (COPD), a progressive lung condition that is often diagnosed too late.

Michelle Martin speaks with Dr Jim Teo, Respiratory Physician at O2 Healthcare Group, about why COPD is frequently mistaken for normal ageing, the warning signs people shouldn't ignore, and how delayed diagnosis can dramatically reduce lung function.

Dr Teo shares the story of a 75-year-old patient whose lung capacity fell to just 30%, explains how pulmonary rehabilitation can improve quality of life.

Listeners share their pressing questions.