One reference you may want to check was published in the June 1992 (or 1993) issue of JHL. It included a fair number of women who breastfed while pregnant. Some gave birth early; others had a hx of same and did not. There appeared to be NO relationship between frequency of feeding during pregnancy and the likelihood of early birth. You might want to check it out. Def. of LC service: "We are all faced with a series of great opportunities brilliantly disguised as impossible situations." Kathleen G. Auerbach,PhD, IBCLC (Homewood, IL)- [log in to unmask]