13 Myths About Breast Cancer August 1, 2016 by admin In Social Clips. Mammography is a screening test to detect cancer already present in the breast. It does not prevent cancer, nor will it definitively detect the disease. Have you ever had a mammogram? Find out what it’s like to have one. Print This Page Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13