Can poor nutrition cause birth defects?

Here are some sobering statistics about birth defects from the CDC. Every 4 ½ minutes, a child is born with a birth defect. Every 1 in 33 babies is born with a birth defect in the United States Approximately 120,000 babies are born with birth defects each year. Some birth defects are easy to identify (cleft lip). Others, like hearing loss, heart problems, and even some kinds of spina bifida are not easy to identify and can take years...