Childless men are less likely to develop prostate cancer. Among fathers, though, men with many children have a lower risk than those with one or two.

Here's an older study on a related topic. Researchers found a correlation between high ejaculation frequency and decreased prostate cancer.

An excellent starting point, this booklet explains the medical terminology used in diagnosing and treating prostate cancer.

For more groundbreaking work on prostate cancer, view the presentations from this scientific conference. Includes a good deal of technical terminology.

Get information on current clinical trials that are studying the causes of prostate cancer and new treatments.

Another informative overview that covers all facets of testing and treatment, including surgery, radiotherapy, hormone treatment and watchful waiting.

A solid introduction that explains symptoms, testing, stages of disease and treatment options.