Asthma ranks first among the most prevalent chronic respiratory conditions worldwide. In the past 25 years, the number of people living with asthma has risen by nearly 13% , and today, it affects more than 300 million people across the globe. Asthma-related deaths have declined due to a dvances in treatment . 1 However, asthma continues to pose significant health challenges – particularly for patients with severe or poorly controlled forms of the disease that do not respond well to standard therapies. 2 Asthma comes in different form, or phenotypes, based on the underlying causes, symptoms, and treatment responses. One common feature in certain types – particularly eosinophilic asthma – is the role of eosinophils , a type of white blood cells that contribute to inflammation in the airway s . 1 What is eosinophilic asthma ? Eosinophilic asthma is a specific subtype of asthma caused by high levels of eosinophils in the blood and airways . 1 These cel...