1. Asthma: From one disease to endotypes 2. Eosinophilic and noneosinophilic asthma: Beyond severe asthma 3. Airway microbiome and asthma 4. Gender differences and sex-related hormonal factors in asthma 5. Diet and asthma 6. Indoor air and respiratory health: Volatile organic compounds and cleaning products 7. Outdoor air pollution and asthma in a changing climate 8. Genetic and epigenetic links to asthma risk 9. Asthma and COPD: distinct diseases or components of a continuum? 10. Asthma in an aging world 11. Asthma in the digital world