Introduction
Similarities and Differences in Asthma and Chronic Obstructive Pulmonary Disease Exacerbations
Mechanisms of Bronchial Hyperreactivity in Asthma and Chronic Obstructive Pulmonary Disease
Exacerbations and Progression of Disease in Asthma and Chronic Obstructive Pulmonary Disease
Epithelial-Mesenchymal Communication in the Pathogenesis of Chronic Asthma
Allergens, Viruses, and Asthma Exacerbations
Pharmacologic Interventions to Reduce the Risk of Asthma Exacerbations
Bacteria in Exacerbations of Chronic Obstructive Pulmonary Disease
Role of Viruses in Exacerbations of Chronic Obstructive Pulmonary Disease
Reducing the Frequency and Severity of Exacerbations of Chronic Obstructive Pulmonary Disease
Mucosal Immunity in Asthma and Chronic Obstructive Pulmonary Disease
Current and Future Pharmacologic Therapy of Exacerbations in Chronic Obstructive Pulmonary Disease and Asthma
Lessons from the Lung Health Study