Susan Smith has everything going for her. A self-described workaholic, she runs a Cambridge, Massachusetts, real estate consulting company with her husband Charles and still finds time to cuddle and nurture their two young kids, David, 7, and Stacey, 6. What few people know is that Susan, 44, needs a little chemical help to be a supermom: she has been taking the antidepressant Prozac for five years.
Smith never had manic depression or any other severe form of mental illness. But before Prozac, she suffered from sharp mood swings, usually coinciding with her menstrual periods. "I would become highly emotional and...