It is an “indispensable, delicate and precise tool” that all of us use without batting an eyelid. But how many of us give it any thought until something happens? Even then, how many will seek immediate help, to prevent an exacerbation of impairment?

The message will be devastating. When a couple, yearning for parenthood, is told that the husband has “sperm problems”, not only does the future seem bleak but he would also feel that his very manhood is under a cloud.