Eating for three?
(WorldNews Health)

PITTSBURGH - An old adage urges pregnant women to `eat for two.` So with twins, is it `eat for three?` While that is likely bad advice, when it comes to twin pregnancies, clinicians don`t have firm guidelines for ideal weight gain due to a lack of scientific study. New research led by scientists at the University of Pittsburgh Graduate School of Public Health and published today in the journal Obstetrics & Gynecology is beginning to establish evidence-based guidelines for maternal weight gain while pregnant with twins. The researchers identified ranges above and below which the risk of adverse outcomes, such as preterm birth and infant death, increases. `Twin...