Quick Answer: Do Twins Have More Health Problems?

Do twins have lower IQ?

For IQ scores, twins scored 0.09 points lower than non-twins at age 8 and 0.83 points lower at 10.

However, twins scored higher at age 12 by 0.14 points.

Previous studies, based on cohorts born more than 35 years ago in Britain, reported much larger cognitive deficits in twins..

Do twins have developmental delays?

Since twins tend to be born early, it is common for them to have developmental delays since they just didn’t have enough time to fully develop in the womb. … According to TwinsUK, there are several common developmental delays in twins. These include physical development, speech, social, and cognitive abilities.

Do twins have shorter life expectancy?

Twins not only have a bestie from birth — they also live longer than singletons. And those two factors may be related, according to new University of Washington research. … Analysis shows that twins have lower mortality rates for both sexes throughout their lifetimes.

Do twins usually die at the same time?

“You really learn very little about your own life span from your parents’ life spans,” Dr. Vaupel said. “That’s what the evidence shows. Even twins, identical twins, die at different times.” On average, he said, more than 10 years apart.

What month are most twins born?

Your twins may be born a little early. Doctors consider 37 weeks to be full-term for most twin pregnancies. The average length of pregnancy for twins is 36.4 weeks. Babies who are born between 32 weeks and 37 weeks generally do very well.

What is a good weight for twins at birth?

The average birth weight of full-term twins (37 weeks or later, compared to 39-40 weeks for singletons) is around 5 ½ pounds each, though one baby often weighs more than the other.

Can a twin have twins?

In general, it is fraternal (dizygotic or DZ) twins that run in families. … Identical twins don’t generally run in families, but fraternal twins do. It looks like twins “skip a generation” in some families. This is because genetic factors that may cause hyperovulation resulting in DZ twins can only be observed in women.

Are most twins born healthy?

More than half of twins and nearly all triplets and other higher-order multiples are born prematurely. The earlier in pregnancy your babies are born, the more likely they are to have health problems. Birth defects. Birth defects are health conditions that are present at birth.

Do mothers of twins live longer?

Summary: Compared with other mothers, women who deliver twins live longer, have more children than expected, bear babies at shorter intervals over a longer time, and are older at their last birth, according to a new study.

Where do twins come from Mom or Dad?

This is why fraternal twins run in families. However, only women ovulate. So, the mother’s genes control this and the fathers don’t. This is why having a background of twins in the family matters only if it is on the mother’s side.

Are twins equally smart?

See, identical twins have the exact same DNA while fraternal twins share only as much DNA as any two siblings. So you can tell a lot just by comparing each twin in a twin pair. … So if you and your twin score a 1.0, then you have the exact same IQ. A 0.0 means you have as different an IQ as possible.

Are twins more likely to have disabilities?

A number of studies have shown that, even among children of similar birth weight and gestational age, twins are more likely to suffer from the disorder. Researchers suspect that this brain impairment is a result of two fetuses sharing one blood supply, often unequally.

Who is more prone to having twins?

African American women have a slightly higher chance of conceiving twins than Caucasian women. But Asian and Hispanic women have a lower chance of having twins than other groups. That said, Caucasian women over age 35 have the highest rate of higher order multiples, which means triplets or more.

Are twins weaker?

It is common for twins to be a little underweight compared to babies from singleton pregnancies. This is because they are born premature or before the entire pregnancy term is finished.

Do twins born at 36 weeks need NICU?

Many twins born at 36 weeks will be able to leave the hospital with their parents without having to stay in the Neonatal Intensive Care Unit (NICU). … Dichorionic twins have their own placentas.

Could I be pregnant with twins again?

If your first set of twins were fraternal, then your chances of having another set of fraternal twins is multiplied by four! That’s 1 in 12! If your first set of twins were identical, then your chances of having another set of identical twins drops way down to 1 in 70,000 or so.

Are twins slower to talk?

Twins may be slower to pick up speech and language skills because: twins tend to receive less individual time in shorter bursts than single babies. parents often speak to 1 twin while looking at the other, but children need eye contact to help their language development. … sometimes 1 twin may speak for the other.