‘Vaccine’ Mimicking Childbearing Might Help Avert Breast Cancer

Major Finding: A woman's breast cancer risk drops by about 10% for each live birth, a preventive effect that takes about 10 years to appear and persists for life.

Data Source: Analysis of pooled data from about 100 epidemiologic studies conducted worldwide.

Disclosures: Dr. Beral indicated that she has no relevant financial relationships.