Open Accessibility Menu

Basic Breast Cancer Facts

  • One in eight women in the United States will develop breast cancer in her lifetime.
  • Male breast cancer can occur at any age, but is most common in older men.
  • Breast cancer is caused by an uncontrolled growth of breast cells.
  • Often there are no symptoms of breast cancer, but the first sign is typically a lump or abnormality in the breast.
  • Symptoms can include breast pain, nipple discharge other than breast milk, a lump under the arm, swelling of all or part of the breast, or skin irritation.
  • The most significant risk factors for breast cancer are age, gender, and medical or family history.
  • Simple risk factors that can be controlled are diet, weight, exercise, stress and anxiety.