Breastfeeding Pregnant? Here's What's Going to Happen to Your Boobs Share Pin Email Breastfeeding Frequently Asked Questions Breast Milk Questions Basics Breastfeeding Your Baby Milk Supply Common Problems Ages and Stages How Breastfeeding Works Moms' Needs and Benefits Challenges Breastfeeding Supplies Pumping and Storing Breast Milk Breastfeeding Special Needs Supplements and Weaning Tips Preparing to Breastfeed Resources View All Updated May 27, 2016 When you're pregnant, crazy things happen to your body—and it doesn't stop with your breasts. Here, these brave moms hold nothing back, sharing details on what happens to your breasts when you're pregnant, and when the milk comes in. Up Next Up Next Article Answers To 7 Questions About Mature Breast Milk Up Next Article Can You Continue To Breastfeed If You're Pregnant? Up Next Article 4 Ways Your Breasts Change During Pregnancy Up Next Video Does my Baby Need Vitamin D?