Lead Sponsor

University of Calgary

Age

17 - 19 years

Sex

ALL

Healthy Volunteers

No

•clinical diagnosis of asthma (as confirmed by a pediatric respirologist or pediatrician with asthma expertise, and including evidence of variable airflow obstruction, bronchial hyperresponsiveness, airway inflammation, and/or response to therapy)

•patients who are known to be non-adherent within the Calgary Regional Pediatric Asthma Clinic (defined as \>50% missed appointments over a 2 year period)
•patients unable to complete pulmonary function testing
•patients with a history of significant respiratory comorbid conditions (including history of cystic fibrosis, alpha-1 antitrypsin deficiency, and lung transplant - rhinosinusitis patients will not be excluded)
•patients unable to provide consent.