Symptoms of breast cancer include a lump in the breast, bloody discharge from the nipple, and changes in the shape or texture of the nipple or breast.
Genetic mutations. Inherited changes (mutations) to certain genes, such as BRCA1 and BRCA2.
Getting older. The risk for breast cancer increases with age; most breast cancers are diagnosed after age 50.
Early menstrual periods before age 12 and starting menopause after age 55 expose women to hormones longer, raising their risk of getting breast cancer.
Women with dense breasts are more likely to get breast cancer.
Women who have had breast cancer are more likely to get breast cancer a second time.
Family history of breast or ovarian cancer. A woman’s risk for breast cancer is higher if she have members on either her side of the family who have had breast or ovarian cancer.
Women who had radiation therapy to the chest or breasts before age 30 have a higher risk of getting breast cancer later in life.
Women whose mothers took DES while pregnant with them are also at risk.
the drug (DES), which was given to some pregnant women to prevent miscarriage, have a higher risk.