Pros and cons

摘要

"Poor women!" sighs university Michigan cardiologist Dr. Lori osca. "Every time a new study comes out, they have to revisit the decision they've made." That deci-sion, of course, is the one that currently confronts millions of baby-boomer women just entering their menopause years: whether or not to supplement their bodies' flagging supplies of estrogen in hopes of preventing late-in-life maladies like osteoporosis and heart disease.