How do you tell people you're sick? "Welcome to the wonderful World of....." No, that doesn't work. "10 things do to while you have cancer..." Nope, can't think of that many. It's really trickier than it seems.
Perhaps Sparkletts is promoting an alliance with a cancer charity as a PR strategy to distract consumers from Sparkletts' more significant association with their bottles, which are made with a known carcinogen -- BPA.
From the tantric perspective there are many ways to connect with our ecstatic selves, with our without the medical help. To experience high sex is a transformational journey, not dependent on the prostate, and it enriches not only our sexual activities but our entire life.