There is a growing epidemic of cancer among the common people, including celebrities and public figures as well. The reasons that cause cancer may be different. It affects mostly women than men. No one knows the reason. There is much research done on this subject, but no explanation of it. The symptoms of breast cancer may vary. In fact, breast cancer is in second place as a disease that causes a lethal end. The first place is taken by lung cancer.Sometimes it is difficult to find breast cancer. At first it is necessary to have symptoms. Symptoms can be found touching the breast. In many cases the tumor may be so small that neither you nor the doctor can feel it. If there is any doubt about the presence of breast cancer have to go to a doctor and do a test with a screening mammogram.