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environmental risk factors for autism

Study finds no link between autism and mercury levels in mom or newborn; still prudent to limit intake of certain fish during pregnancy
July 30, 2014

A new study finds no association between autism and mercury levels in blood samples from pregnant women or their newborns. But the researchers caution that pregnant women should continue to heed long-standing advice to limit their consumption of fish that contain high levels of this potentially toxic pollutant. 

Researchers say prenatal exposure to toxic chemicals may be behind an association they found between autism and certain birth defects
March 13, 2014

 

An analysis of nearly 100 million medical records suggests that local rates of autism increase with rates of certain birth defects. The researchers suggest that this is further evidence - though indirect - that prenatal exposure to certain toxic chemicals can increase risk of autism.