Breast cancer occurs when a cell in the breast mutates and starts multiplying rapidly. There are more than 275,000 breast cancer diagnoses in the United States each year. Learn about breast cancer signs, diagnosis, causes, risk factors, and treatment options.| MD Anderson Cancer Center
Colon (colorectal) cancers are the third most common type of cancer in the United States. Learn more about the disease, including its symptoms, diagnosis methods and treatment information.| MD Anderson Cancer Center