Twins are more likely to be born early, often before 38 weeks, so it’s important to understand your birth options. Less than half of all twin pregnancies last beyond 37 weeks. As twins are often born prematurely, it’s a good idea to discuss birth options with your midwife or doctor early in your pregnancy.

Identical twins don’t generally run in families, but fraternal twins do. Their daughters would then have an increased chance of having DZ twins. So if you are a female DZ twin and there are other DZ twins in your family, you may have an increased chance of having DZ twins.

Here are your odds: Boy-girl twins are the most common kind of dizygotic twins, occurring 50% of the time. Girl-girl twins are the second most common occurrence. Boy-boy twins are the least common.

This is the most common fetal presentation for twins and the most promising for a vaginal delivery. While twins can turn, if they’re head-down at 28 weeks, they’re likely to stay that way.

Infants of twin pregnancies born from 34 to 37 weeks had a higher risk of perinatal death compared with twins born closer to normal term, reported Sarah Murray, PhD, of the University of Edinburgh, and colleagues.

The majority of twins born at 29 weeks gestation also have an excellent chance of survival with the proper medical care. They will require weeks to months in the NICU as well.

Eye: Your babies now have eyelashes and will turn their head toward a continuous, bright light from outside. Fat: Layers of fat are beginning to form as your babies get ready for life outside the womb. Uterus: You should be able to feel your babies’ movements quite regularly now.

There is evidence that preemie twins do better than singles of the same gestational age, they add. A full-term pregnancy lasts for 39 weeks, while babies born between 28 and 31 weeks are considered “very preterm.” Babies born between 24 and 27 weeks’ gestation are “extremely preterm.”

Your kid’s going to be a superstar! For parents with babies born in November: Remember, this isn’t actually scientific at all. Your little one’s going to be just fine! Just think, Jeff Bezos is the world’s richest person and his birth month—January—ranks fourth on this list.

10 Least Popular Birthdays

• December 25th.
• January 1st.
• December 24th.
• July 4th.
• January 2nd.
• December 26th.
• November 27th.
• November 23rd.

Those born in September are, apparently, the smartest out of the entire year. According to Marie Claire, a study published in the National Bureau of Economic Research found that there’s a clear correlation between the month during which you were born and how smart you are.

September 9

Interestingly enough, most of the serial killers that we know of were born during the month of November. After that, the second most common month is April. On the other end of the scale, the least common month for a serial killer to be born is September.