Pregnancy, progesterone and progestins in relation to breast cancer risk.

Authors: Campagnoli C, Abba C, Ambroggio S, Peris C.

Publication Year: 2005

Citation: J Steroid Biochem Mol Biol 2005; 97(5):441-50.

The authors review recent findings that show that the production of progesterone during pregnancy and the use of bioidentical progesterone in hormone therapy do not increase breast cancer risk, and can even protect against the development of breast cancer.

http://www.ncbi.nlm.nih.gov/pubmed/16249080