Early signs that you or someone else may be developing COPD are shortness of breath, chest tightness and wheezing.
Other symptoms of COPD are Chronic cough that usually produces Sputum or Mucus, which is usually clear white, yellowish or greenish in color and having to clear your throat in the morning caused by excess mucus in your lungs.
If you think you or someone may have COPD or may be developing COPD you or that person should see a doctor for treatment because if left untreated COPD can be fatal overtime.