Gene Explains Why Breast-Feeding Makes Kids Smarter

Published: Nov 06, 2007

LONDON (Reuters) - A very common gene can help explain why breast-fed babies tend to grow up to be more intelligent than those raised exclusively on bottled milk. Breast-fed babies who shared the genetic variant outscored bottle-fed peers in intelligence tests, researchers said. The variant to the FADS2 gene, involved in processing fatty acids, is found in about 90 percent of people, they added.

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