Chronic obstructive pulmonary disease, or COPD, is a term encompassing a number of long-term lung conditions that can result in breathing difficulties or persistent cough. COPD is usually caused by smoking and tend to worsen in time, especially during the winter months. Symptoms COPD At first, COPD symptoms might be mild or nonexistent, but as the disease progresses with time, you might notice phlegmatic cough and the onset of breathlessness. Persistent cough, lack of breath while … [Read more...] about COPD Symptoms and Treatment