Week 30 You're in your seventh month of pregnancy, and both you and the baby are still growing. (mypregnancyguide.com)
However, I do suggest that women stop breastfeeding by the seventh month of the pregnancy, so that the older infant can find other comforts, in order to avoid jealousy from competitive nursing with the new baby. (modernmom.com)
Women are advised to begin a class near the start of their seventh month of pregnancy. (babycenter.com)