A growing number of studies are finding hundreds of toxic chemicals in the bodies of mothers, and subsequently, in their babies after birth.
While there is no science that demonstrates a conclusive cause-and-effect relationship between chemicals children are born with and particular health problems, studies are finding associations between elevated levels of chemicals in a baby's body and their development.
Tuesday's hearing, called by Sen. Frank Lautenberg, D-New Jersey, will take place at the University of Medicine and Dentistry in Newark, New Jersey. Lautenberg has called for updating the federal regulations to require manufacturers to show chemicals are safe before introducing them on the market.
This program aired on October 26, 2010. The audio for this program is not available.