What are the most common types of Lung Disease?

Answer:
Chronic Obstructive Pulmonary Disease (COPD):inability to exhale normally&Chronic Bronchitis: A form of COPD that is a chronic productive cough&Emphysema: Damage to the lung allowing air to trapped. Another form of COPD&Asthma: Persistantly inflamed airways causing wheezing and shortness of breath, Allergies can trigger an asthmatic attack
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