We study how prenatal maternal stress, caused by sustained seismic activity, affects birth outcomes in Chile during the … deal with identification issues that have obscured previous estimates. Our findings show that prenatal maternal stress … seems to affect fetal growth, because infants born to mothers exposed to earth tremors in early and/or mid gestation are …

"An estimated 20 million children born each year are at risk of brain damage from in utero iodine deficiency, the only … improvements in cognitive ability attributable to the intervention by assessing whether children who benefited from IOC in utero … exhibit higher rates of grade progression at ages 10 to 14 relative to siblings and older and younger children in the district …