Protecting Baby: Calcium in pregnancy reduces lead exposure

By Carrie Lock, 15:51 PM April 15, 2008

The danger of lead poisoning is well known, but how best to protect infants from its effects hasn't been established. Scientists have now shown that by taking calcium supplements during pregnancy, a mother can significantly reduce the lead exposure of her fetus. Unfortunately, the protection isn't complete.

Lead is chemically similar to calcium, so some adults carry lead in their skeletons. During the late stages of pregnancy, a mother's bones sometimes dissolve slightly to provide her baby w...

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