What Causes Asthma?

Asthma is chronic disease that is hallmarked by the inflammation of the bronchial or breathing tubes, in the lungs. While there is no known specific cause for the condition, many of its triggers are well known and avoidable; and those that can?t be avoided can be well managed.
15 million adults and 5 million children in the United Stated have asthma, a chronic respiratory disease that can cause early morning or late night coughing, wheezing, chest tightness, fatigue, anxiety and shortness of breath. Asthma symptoms can be mild or serious, and they can also be life threatening during an asthma attack.
Our lungs are filled with hollow tube like passages that resemble the branches on a tree. These passages gradually become smaller and smaller ending in tiny pock View the rest of this article