Colorectal cancer is a cancerous tumor that affects the large intestine known as the colon and rectum. The chances increases among people after the age of fifty, and although it is a highly preventable cancer, it often causes death because people are very embarrassed to undergo this detection. There are no known specific causes of colon cancer.

There is no specific cause of colon cancer, as it may be caused by several different factors. The causes of cancer are still largely unknown, but there are some etiology that may lead to it:
- Chemicals and carcinogens materials
- Radioactive materials and radiation.
- Hormonal or genetic imbalance.
- Genetics and family history of the disease.

Change in bowel habit
- Bleeding or the presence of blood with the stool.
- abdomenal pain , discomfort and swelling ..
- Weakness, fatigue, lack of appetite for food.
-  weight loss .
- Severe anemia with age and without justification

- Surgical treatment.
- Chemotherapy.
- Radiotherapy

- Quit Smoking
- Avoid obesity and maintain normal weight .
- Reduce fat, especially saturated fat .
- Eat fruits and vegetables and healthy food rich in fiber .
- Exercise regularly .
- Consult your doctor if any abnormal changes occur in your body

screening and early detection  .