This news is based on the following article: Madsen C, Haberg SE, Magnus MC, et al. Pregnancy exposure to air pollution and early childhood respiratory health in the Norwegian Mother and Child Cohort Study (MoBa). BMJ Open 2017 ; 7(12) :e015796. doi : 10.1136/bmjopen-2016-015796
This analysis of data from a large Norwegian mother and child cohort showed no effects of maternal exposure to air pollution on the risk of lower respiratory tract infection in early childhood (up to 18 months). No links with wheezing were evident at the low levels of pollution in the study.