Men rely on the ability to have an erection. And when that does not work, it compromises their sense of masculinity. But there are several aspects of spiritual lore that contradict our expectations here.
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.