The lungs supply the body with oxygen and remove carbon dioxide. Chronic respiratory diseases, including chronic obstructive pulmonary disease (COPD), can progressively reduce lung function and make everyday activities more difficult.
If you can walk comfortably, breathe normally, and do not have a persistent cough or significant shortness of breath, that can be a positive sign of good respiratory health. However, some lung diseases can develop gradually or remain unnoticed for years.
Avoiding tobacco smoke, staying physically active, reducing exposure to harmful pollutants, and seeking medical attention for persistent respiratory
