Say "biological clock" and most people think "women." Yet men have biological clocks too, reveals Dr. Harry Fisch, one of the country's leading experts in male infertility and author of this groundbreaking new book, The Male Biological Clock. Men's clocks tick at a different rate from women's and of course cause an entirely different set of bodily and behavioral changes over the course of a lifetime. But while men's clocks don't strike a "midnight" toll heralding an end to fertility the way menopause does for women, male fertility, testosterone levels, and sexuality all do decline with...