As Purgatory said above we have discussed this topic before.
The forum link below, for a thread begun December 2012, is to a good exchange of ideas which we had on this topic and which is still relevant.
www.healingwell.com/community/default.aspx?f=35&m=2576600As a number have already said, maybe by that future time when our sons need to begin thinking about
PSA tests in earnest, perhaps there will be such successful PCa treatments available by then, that PSA tests at that time may have even become unnecessary.
One can hope.