Changes

Breast self-examination carried out every month, ideally one week after beginning a [[menstrual period]], is a common-sense preventive measure, but current research shows that it may not actually reduce mortality.  It is still recommended.<ref> http://www.kidshealth.org/teen/sexual_health/girls/bse.html </ref> For women over the age of 40, [[mammogram]] screenings are another preventive measure that can detect cancer earlier, when it is easier to treat. However, not all medical authorities agree on whether there is any benefit from having annual mammograms below the age of 50. <ref> http://www.cnn.com/HEALTH/women/9909/27/bcam.mammography/</ref>

Breast self-examination carried out every month, ideally one week after beginning a [[menstrual period]], is a common-sense preventive measure, but current research shows that it may not actually reduce mortality.  It is still recommended.<ref> http://www.kidshealth.org/teen/sexual_health/girls/bse.html </ref> For women over the age of 40, [[mammogram]] screenings are another preventive measure that can detect cancer earlier, when it is easier to treat. However, not all medical authorities agree on whether there is any benefit from having annual mammograms below the age of 50. <ref> http://www.cnn.com/HEALTH/women/9909/27/bcam.mammography/</ref>

Breast-feeding lowers risk. Carrying pregnancies to term lowers risk.

Breast-feeding lowers risk. {{fact}} Term pregnancies reduce risk, as an interruption to estrogen exposure, decrease risk compared to women with no pregnancies.

==Diagnosis==

==Diagnosis==