Currently, there are approximately 25 million people in the United States who suffer from the lifelong effects of asthma - wheezing, breathlessness, tightness in the chest, coughing - and the numbers are rising each year. According to the Centers for Disease Control and Prevention (CDC), the number of people in the United States diagnosed with asthma grew by 4.3 million from 2001 to 2009...
More...
More...