http://articles.mercola.com/sites/articles/archive/2000/07/16/asthma-rates-increase.aspxAccording to this study, the number of adults suffering from asthma has more than doubled in the last 2 decades, with steroid prescriptions increasing 6-fold. According to this study: The main reason for the asthma increase is allergies. Among peopleenCommunityServer 2008.5 SP1 (Build: 31106.3070)