MARK L. FUERST is a health and medical writer and the co-author of nine books, including the three editions of "The Couple's Guide to Fertility" As a free-lance journalist for more than 30 years, his articles have appeared in popular consumer magazines such as "Family Circle", "Woman's Day", "Health, Parents, "and" Self". His articles on fertility have appeared in "Good Housekeeping", "Woman's World, Baby Talk, "and the United Features newspaper syndicate. Fuerst earned a biology degree from DickinsonCollege and a master's degree in journalism from the University of Missouri at Columbia. He li...