Description: HealthDay News) -- Prostate cancer is one of the most common cancers that affect men. While most cases aren't fatal, it is important to understand the risk factors for the disease to help recognize symptoms and begin treatment early.

The U.S. National Cancer Institute lists these potential risk factors for prostate cancer:

Aging.
High levels of testosterone.
A high-fat diet, which may increase the risk. (A low-fat diet rich in fruits and vegetables may help the risk.)
Blacks are at much greater risk of prostate cancer, whites are at intermediate risk, and Japanese have the lowest average risk.