This news is based on the following article: Tétreault LF, Doucet M, Gamache P, et al. Childhood exposure to ambient air pollutants and the onset of asthma: an administrative cohort study in Quebec. Environ Health Perspect 2016; 124: 1276-82. doi: 10.1289/ehp.1509838
Residential exposure to air pollutants increases the risk of new asthma onset in this Québec cohort of over one million children. The authors were able to authenticate and accurately date the incident cases of asthma and examined the trends in exposure during the follow-up.