Blueberries may help prevent colon cancer, according to a new study by researchers at Rutgers University and the U.S. Department of Agriculture. The study found that a natural compound in the fruit is an antioxidant and anti-inflammatory that helped prevent cancerous colon lesions in rats. According to the American Cancer Society, African American death rates from colon cancer are about 40 percent higher than whites. For more information about how to keep your colon healthy, click here.