WHAT CAUSES CHRONIC LUNG DISEASES?
Some lung diseases, such as cystic fibrosis, are hereditary and show up early in life. A major known risk factor for emphysema is cigarette smoking. However, environmental factors such as second-hand smoke or long-term exposure to industrial pollutants can also cause COPD.There is one type of emphysema that is inherited. Other examples of environmentally caused diseases are asbestosis and coal miner’s disease.
