Rana Sabbagh Q. What are some of the early warning signs or symptoms of colorectal cancer? A. Blood in the stool, bowel movement changes, sudden onset of constipation, unexplained weight loss. Many times there may not be any symptoms. Getting screened before you have symptoms is very important. Q. What factors increase my risk for colorectal cancer? A. Having a family history of colorectal cancer puts you at greatest risk. Age is definitely a factor. Your risk increases at age 50 and above. Other risks include genetic … [Read more...] about Watching for, reducing risks of colorectal cancer