Prostate Exams: When Are They Necessary?

Science is not shy about ambiguity, never more so than when it comes to medical advice. So here’s the latest recommendation on prostate-cancer screening: Men should continue to have both a manual prostate exam and a blood test for prostate-specific antigen every year — bearing in mind that neither test may affect your odds of surviving prostate cancer. Those seemingly contradictory conclusions are part of the results of the Prostate, Lung, Colorectal and Ovarian Cancer Screening trial , a sweeping, 17-year project conducted by the National Cancer Institute

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