These free, reputable tools estimate your risk of breast cancer from your health history, family history, and biology. They take 5–10 minutes each. Bring your results to your next appointment — they're a starting point for a conversation with your provider, not a diagnosis.
The most widely used calculator in U.S. clinics. About 8 quick questions estimate your 5-year and lifetime risk. Best for women 35+ with no personal history of breast cancer.
A deeper model that includes extended family history, hormone use, and breast density. Often used to decide whether supplemental MRI screening is appropriate. Best if you have family history or dense breast tissue.
Plain-language guidance on hereditary breast and ovarian cancer — helps you work out whether your family history suggests genetic counseling and BRCA testing would be worthwhile.
An approachable walkthrough of established risk factors — the ones you can influence (alcohol, activity, weight after menopause) and the ones you can't (age, dense tissue, age at first period).
85% of women diagnosed with breast cancer have no family history. A low score is not permission to skip screenings, and a high score is not a prediction. Whatever your number: know what's normal for your body, and keep your annual mammogram on the calendar.
For education only — not medical advice. Talk with your healthcare provider about your personal risk and screening plan.