Did you know a mother's behavior during pregnancy can impact the way her baby's genes express themselves? It's all part of a new science called "Epigenetics". Will eating fattening food increase your child's odds of becoming obese? Can exercise strengthen your baby's mind? Does breastfeeding have long term effects? Jena Pincott, author of the book "Do Chocolate Lovers Have Sweeter Babies?" shares more about this exciting science of pregnancy. Plus, your chance to win a free copy of her book!