Do Birth Control Pills Affect Cancer Risk?

Do birth control pills affect cancer risk? 
Wendy Chen, MD, medical oncologist at Dana-Farber Cancer Institute, highlights the link between birth control pills and breast cancer, the role of estrogen and progesterone in contraceptives, and the findings of modern studies on their safety. 
Want to learn more about breast cancer risk and prevention? Visit: https://www.dana-farber.org/cancer-care/types/breast-cancer