Asthma Asthma is a chronic condition of the cardiopulmonary system that causes inflammation and constriction of bronchial airways, making it difficult to breathe. Onset of asthma can range from being slow and mild to sudden and severe. A moderate to severe onset of symptoms is known as an asthma attack. The presence of asthma symptoms alternates with periods of relief. Asthma is considered a serious, and sometimes life-threatening, disease. Over 22 million people in the U.S. … [Read more...]