Thank you to all who walked or ran! The following materials are from Susan G. Komen Northwest Ohio. Warning Signs of Breast Cancer Due to the increased use of mammography, most women in the United States are diagnosed at an early stage of breast cancer, before symptoms appear. However, not all breast cancers are found through mammography. The most common symptoms of breast cancer are a change in the look or feel of the breast, a change in the look or feel of the nipple and ni