2- Constipation
Usually it is quite normal to be constipated. But, persistent and severe constipation can be an early sign / symptom of colorectal cancer. “If you feel some kind of obstruction and this obstruction seems to be there all the time, you should be examined,” Dr. Holcombe recommends.
In a recent report published in the Asian Pacific Journal of Cancer Prevention, a study shows the relation between constipation and the risk of colorectal cancer. And it proves that Constipation is an important indicator of colon cancer.
In another study published in the European Journal of Cancer in 2004, researchers confirmed that constipation or excessive use of laxatives is related to colon cancer.
A tumor at the farthest end of the colon can be extremely difficult to treat and heal, resulting in constipation. If you have difficulty going to the saddle, for no specific reasons, the best is to consult a colon cancer doctor or specialist.