My regular readers know that prostate cancer screening has been an active research topic recently.  (My not-so-regular readers who are interested are invited to catch up on the topic by reading my most recent post on the subject.  See the link below.)  Whether testing men for prostate cancer saves lives is still an open question.  Large trials are currently underway that should provide a definitive answer in the next few years. In the meantime, preliminary results from a Swedish trial give pros...