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Asthma
What Causes Asthma?
It is not clear exactly what makes the airways of people with asthma inflamed in the first place. Your inflamed airways may be due to a combination of things. We know that if other people in your family have asthma, you are more likely to develop it. New research suggests exposures early in your life (like tobacco smoke, infections, and some allergens) may be important.
What Are the Symptoms of Asthma?
