Persistent change in bowel habits
If your bowel movements aren’t easy as they should be, or your stool seems larger or deformed than usual, it could be a sign of colon cancer. “It could be a sign that there is a mass impeding the transit of the stool from the bowel,” she says. “This is a symptom where a person should go to the doctor and schedule a colonoscopy to see if there indeed is a mass.”
