The short period of time, not having an accurate way to count traffic, too few air pollution monitoring sites, and other possible medical or social factors could have skewed the results, the study warns. To learn more about asthma, visit the American Lung Association and the patient resource center at the American Academy of Allergy, Asthma and Immunology. Or, you may want to read previous HealthScout articles on asthma . Get Your Medifocus Medguide Research Your Illness Visit our Medcenter and get your Medifocus Guide , trustworthy medical information specifically about your health condition. Bookstore Stop by our bookstore and catch up on the latest treatments and remedies for your illness.
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