Air pollution with smaller particulate matter had stronger associations with childhood asthma than pollution with larger particles, indicating that smaller particles may be more toxic, according to a study published in JAMA Network Open.
Efforts to purify the air, control particulate matter pollution and develop air quality guidelines could reduce the adverse effects of this pollution, especially for children, Chuansha Wu, PhD, of the department of environmental hygiene and occupational medicine at School of Public Health, Medical College, Wuhan University of Science and Technology, and