Around one in five kids struggle to breathe at least twice a year. They miss school and soccer games. And they often end up in hospital for treatment — but fail to receive a diagnosis. Breathing disorders, whether mild or severe, can be deadly. Meet the doctor who designed a new tool to better predict the risk of getting asthma.

(To advance breakthrough research and care like this, please visit SickKidsFoundation.com/podcast. SickKids VS is generously sponsored by CIBC and edited by Quill.)