Immune system cells, such as eosinophils and mast cells release inflammatory cytokines that lead to symptoms of diseases like asthma, atopic dermatitis, eosinophil esophagitis, and chronic obstructive pulmonary disease, among others. This is called type 2 inflammation (T2I).

Learn more about T2I and which diseases it causes; how to talk to your doctor about your condition; and why individualized, targeted therapy is such an important part of the treatment approach. Access detailed information for specific type 2 inflammatory conditions through the dedicated community of care portals; high-definition educational animations and additional tools can be found within the HD Visual Learning section.