Updated: February 22, 2011
The Basics
Breast Cancer
National Library of Medicine (also in Spanish) 
Anatomy
Anatomy of Breast Cancer Susan G. Komen Breast Cancer Foundation (also in Spanish)
Diagnosis and Staging
Understanding Breast Changes: A Health Guide for Women National Cancer Institute
Genetics
Breast Cancer Risk Factors Table Susan G. Komen Breast Cancer Foundation
Glossaries
Deciphering MedSpeak: Breast Cancer Medical Library Association 
Male Breast Cancer
Breast Problems in Men American Academy of Family Physicians
Prevention and Screening
Breast Cancer: Steps to Finding Breast Lumps Early American Academy of Family Physicians (also in Spanish)
Risk Factors and Possible Causes
What Causes Breast Cancer?
American Cancer Society
Specific Groups
Lesbians and Women Who Partner with Women Susan G. Komen Breast Cancer Foundation
Types of Breast Cancer
Types of Breast Cancer Mayo Clinic
