The Journal of the National Cancer Institute published in February 2017 that colorectal cancer in young adults has risen dramatically in generations born after 1950. Those currently between the ages of 18-27 have 2 times the risk of developing colon cancer and 4 times the risk of developing rectal cancer than people born in the 1950s were when they were between those ages.
What is Colorectal Cancer?
Colorectal cancer develops in the colon or rectum and can be referred to as either colon cancer or rectal cancer. Most begin with a polyp appearing on the inner lining of the rectum. Polyps are more common in people age 50 or above. If a polyp is cancerous, the cells can spread to the wall of the colon or rectum, and then to the blood or lymph vessels of the colon or rectum and eventually metastasize throughout the body. Symptoms of colon or rectal cancers can include: