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In 2005, The American College of Gastroenterology published new guidelines for screening African Americans for colorectal cancer starting at age 45 because of differences in incidence and survival. 

Reiteration: 

Some of the reasons for the health disparity may be due to lack of public knowledge about the benefits of screening, limited access to health care and insurance as well as fear, mistrust and anxiety about testing and the health care system. 

Doctors may not be aware of adjusted guidelines and may have discordant recommendations for screening. With proper screening and lifestyle adjustments, the incidence of colon cancer can be significantly reduced. 

The American Institute for Cancer Research recommends at least 30 minutes a day of moderate activity for cancer prevention.  Diets high in fiber, fruit and vegetables have been thought to have a protective effect. 

Fighting obesity and a sedentary lifestyle are also ways to help fight cancer. Talking to family and friends about their risk and the need for screening as well as community outreach and education programs, along with regularly scheduled doctor checkups and colon cancer screening can go a long way in preventing colon cancer.