Chronic obstructive pulmonary disease (COPD)

Chronic obstructive pulmonary disease, or COPD is a progressive disease that make it difficult to breath. Over time the  COPD progressively worsens . COPD can cause couching that produces a significant amount of mucus, shortness of breath. wheeziness, tightness within the chest. These people may have to clear there throat every morning and may have a chronic cough that produces sputum that may be clear, white, yellow or green. There are four stages of  COPD…

November 10, 2014
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