Maintain adequate calcium levels in your diet. A diet with adequate levels of calcium, found in milk and dairy products, salmon or shellfish, and dark green vegetables lowers your risk. Increase your activity level. Some studies have linked a sedentary or inactive lifestyle with an increased risk of colorectal cancer. Limit your consumption of alcohol.
Studies indicate a positive correlation between alcohol intake and colorectal cancer.
This may be particularly significant for men in the prevention of rectal cancer. Most studies indicate smokers have an elevated risk colorectal cancer. Have regular screening examinations. Complete screening examinations as recommended by the American Cancer Society and your physician. Polyps can be removed before they ever have a chance to become cancerous.