http://articles.mercola.com/sites/articles/archive/2003/06/28/asthma-symptoms.aspxLow-grade bacterial infections may play a role in asthma, according to a study. In the study, 31 out of 55 patients with chronic, stable asthma also had a low-grade airway infection with mycoplasma pneumoniae, bacteria that commonly cause pneumonia inenCommunityServer 2008.5 SP1 (Build: 31106.3070)