New York Times Health: Highways Linked to Preterm Births

A recent Canadian study published in the Journal of Epidemiology and Community Health has found that "compared with living in a wealthy neighborhood farther away, living in a wealthy neighborhood within 220 yards of a highway was associated with a 58 percent increased risk of preterm birth, an 81 percent increased risk of low birth weight, and a 32 percent increased risk of being small for gestational age."

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