Scientists identify severe asthma species, show air pollutant as likely contributor

Asthma afflicts more than 300 million people worldwide. The most severe manifestation, known as non-Th2, or non-atopic childhood asthma, represents the majority of the cases, greater than 85%, particularly in low-income countries, according to Hyunok Choi, an associate professor at the Lehigh University College of Health. Yet, whether non-Th2 is a distinct disease (or endotype) or simply a unique set […]