Air Pollution Linked to Higher Risk of Preterm Birth for Mothers with Asthma

April 14, 2016 –  A recent study published in the Journal of Allergy and Clinical Immunology has made a link between pregnant women with asthma and the risk of preterm birth.  Increases in on-going and short-term exposure to nitrogen oxides and carbon monoxide increased the risk.  This was especially true if exposed just before conception, in early pregnancy, or within the last 6 weeks of pregnancy. 

While previous studies had examined the effects of various air pollutants on preterm birth risk, this was the first study to look at if air pollution pre-conception would later affect the pregnancy. 

Read the full Science Daily post here.

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