Improving air quality needs to be a policy priority for governments globally.

In this Perspective, Aziz Sheikh discusses the importance of research to understand the impact of air pollution on human health, commenting on a study by Yaohua Tian and colleagues that examined associations between ambient air quality and risk of hospitalization for pneumonia in adults in China.

Read more at: https://journals.plos.org/plosmedicine/article?id=10.1371/journal.pmed.1...