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Prostate Cancer Risk Factors
What Causes Prostate Cancer to Develop?

By Lisa Fayed, About.com

Created: September 20, 2005

About.com Health's Disease and Condition content is reviewed by our Medical Review Board

Prostate cancer is a disease that affects the prostate gland in men. The prostate is a gland in males that is involved in the production of semen. It is located between the bladder and the rectum. The normal prostate gland is the size of a walnut and surrounds the urethra, the tube that carries urine from the bladder.

It is estimated that 1 in ever 6 males will develop prostate cancer in their lifetime. There are known risk factors for prostate development and more research is being conducted. Just being a man puts males at risk. A single cause for the disease has not yet been identified.

Risk Factors for Prostate Cancer

  • Age

    As men get older, the risk factor for developing prostate cancer increases naturally. The chance of developing the disease dramatically increases at the age of 55.

  • Race

    The risk of prostate cancer is dramatically higher among blacks, intermediate among whites, and lowest among native Japanese. However, this increase in risk may be due to other factors associated with race. Studies have shown a link between levels of testosterone and prostate cancer risk, with black men having the highest levels.

  • Diet

    Many studies suggest that a diet high in saturated fat may contribute to prostate cancer. Studies are being conducted to further prove this theory.

  • Family History

    Genetics can play a role in whether a man develops prostate cancer. It is estimated that up to 10% of cases diagnosed are due to a genetic mutation that has been passed down. See "Genetic Prostate Cancer" for more in depth information about genetic prostate cancer.




    Source: National Cancer Institute
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