What are the 4 stages of COPD Mild, Moderate, Severe and Very severe COPD stages. Each stage indicates the stages or the damage to the lungs and severe symptoms. This are discussed during the cpd course offered by the College of Contract Management. These courses are designed to equip health professionals with the knowledge to address the serious complications. https://www.uniccm.com/course/cpd-what-are-the-4-stages-of-copd