What Do You Know About Multiple Births?

So you're having more than one! You're not alone. The number of multiple births has increased dramatically in recent years.

1. Which is an explanation for the increasing number of multiple births in this country?
2. When do most people find out they are pregnant with twins or other multiples?
3. Twins and other multiples usually are born preterm, before 37 weeks. What is the average length of pregnancy for a twin birth?
4. Which of these may be a health problem for premature infants?
5. What percentage of twins is identical?
6. Which of these health problems does someone carrying multiples face?
7. How much weight should a person of normal weight who is expecting twins gain during pregnancy?
8. Which of these nutrients in a healthy diet is especially important for someone pregnant with multiples?
9. After the 24th week of pregnancy, a person carrying multiples will be monitored for signs of preterm labor. If signs of labor occur, what is the likely treatment?
10. What percentage of twin births is delivered vaginally?