Not only can women suffer from breast cancer, but there are also men, although not many of them. Examination and analysis are the best way to determine whether you have this disease. Cancer is an abnormal growth in the number and size of cells in a person's body. Signs that you may have breast cancer: changes in the size or shape of the breast; the appearance of dimples or folds in the skin of the breast; increased redness, swelling or warmth in one breast; persistent itching; inverted nipples...