What ethnic group has the most twins?

Race – African-American women are more likely to have twins than any other race. Asian and Native Americans have the lowest twinning rates. Caucasian women, especially those over age 35, have the highest rate of higher-order multiple births

multiple births

The term "gravida" can be used to refer to a pregnant woman. A "nulligravida" is a woman who has never been pregnant. A "primigravida" is a woman who is pregnant for the first time or has been pregnant once. A "multigravida" or "secundigravida" is a woman who has been pregnant more than once.

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Gravidity and parity - Wikipedia

(triplets or more).

Which country in the world has the most twins?

Ivory Coast registered a rate of 24.9 twins for every 1,000 deliveries in the period 2010–15, according to a study of data from 135 countries by the University of Oxford's Christiaan Monden and his colleagues published in 2020.

What race is most likely to have fraternal twins?

Heredity – a woman is more likely to conceive fraternal twins if she is a fraternal twin, has already had fraternal twins, or has siblings who are fraternal twins. Race – Black African women have the highest incidence of twins, while Asian women have the lowest.

What country are twins most likely to be born?

Africa and Asia make up about 80% of all twin deliveries in the world at present. Prof Christiaan Monden, the study's author from the University of Oxford, said there was a reason for that.

Are African-American twins common?

African-American women are more likely to have twins than any other race. Asian Americans and Native Americans have the lowest twinning rates. White women, especially those older than 35, have the highest rate of higher-order multiple births (triplets or more).

Which Country Produces The Most Twins In The World?

What is the twin capital of the world?

Igbo-Ora is said to be be the town with the highest number of twins in Nigeria and one of the few ones in the whole world & is nicknamed the twin capital of the world.

Who carries the twin gene?

However, for a given pregnancy, only the mother's genetics matter. Fraternal twins happen when two eggs are simultaneously fertilized instead of just one. A father's genes can't make a woman release two eggs. It sounds like fraternal twins do indeed run in your family!

Are there any Mexican twins?

They were born on Aug. 28, 2021, one minute apart. But they have one unusual and rare trait — while Ever has light skin, Luis has a darker one. Arturo Vázquez and Diana Serrano, a young couple from Culiacán, Sinaloa, Mexico, were looking forward to the birth, but surprised when they first saw their children.

Which parent carries the gene for twins?

However, since only women ovulate, the connection is only valid on the mother's side of the family. While men can carry the gene and pass it on to their daughters, a family history of twins doesn't make them any more likely to have twins themselves.

What is the rarest kind of twin?

Monoamniotic-monochorionic Twins

These types of twins share a chorion, placenta, and an amniotic sac. This is the rarest type of twin, and it means a riskier pregnancy as the babies can get tangled in their own umbilical cords.

How common are twins in Asia?

The twinning rate in Asia and Latin America, on the other hand, is very low: often less than 8 per 1000 births and almost always less than 10 per 1000 births. The existence of low national twinning rates in Asia was only known for the more developed countries of this region (Japan, Korea, Taiwan and Singapore).

Who was the first twins in the world?

In a sad yet profound discovery, skeletal remains of a pair of new-born twins from 30,000 years ago have been unearthed, making them the earliest known identical twins in history. The infant remains came from a grave in Austria from Gravettian site of Krems-Wachtberg. They belong to the Upper Palaeolithic era.

Can I have twins if it doesn't run in the family?

Everyone has the same chance of having identical twins: about 1 in 250. Identical twins do not run in families. But there are some factors that make having non-identical twins more likely: non-identical twins are more common in some ethnic groups, with the highest rate among Nigerians and the lowest among Japanese.

Can twins have different fathers?

But you may be left wondering: Can twins have different fathers? The answer is yes, but only in cases in which they're fraternal, as identical twins form from a single egg/sperm combination and thus cannot have different fathers.

What increases the chance of having twins?

Factors that increase the chance of twins include: consuming high amounts of dairy foods, being over the age of 30, and conceiving while breastfeeding. Many fertility drugs including Clomid, Gonal-F, and Follistim also increase the odds of a twin pregnancy.

What race has no twins?

Race – African-American women are more likely to have twins than any other race. Asian and Native Americans have the lowest twinning rates. Caucasian women, especially those over age 35, have the highest rate of higher-order multiple births (triplets or more).

What is an Irish twin?

The term “Irish twins” refers to one mother having two children who were born 12 months or less apart. It originated in the 1800s as a way to poke fun at Irish Catholic immigrant families who didn't have access to birth control.

Are twins common in Hispanics?

Hispanic women had twins at a rate of 22.5 per 1,000 births.

Do twins really run in families?

Yes, some types of twins are hereditary, meaning that twins run in families. Heredity on the mother's side ups a couple's odds of conceiving fraternal twins. Fraternal twins are two babies from two different eggs that were released from the ovaries simultaneously.

Are you more likely to have twins if your husband is a twin?

Since the birth of fraternal twins involves the person with eggs contributing extra eggs during ovulation, male family members wouldn't necessarily have an increased chance of having twins, as they're responsible for the sperm in the equation — not the eggs.

Can a twin have twins?

It was once believed that identical (monozygotic or MZ) twins occured at random. There is now some evidence to suggest that MZ twins may run in families, but this is very rare. In general, it is fraternal (dizygotic or DZ) twins that run in families.

Do yams cause twins?

A 2008 analysis of births in southwest Nigeria — which has the highest twinning rate in the world — notes that eating yams may increase the chance of having twins among that area's Yoruba population. The belief is that yams “contain a natural hormone phytoestrogen, which may stimulate multiple ovulation.”

Why are there so many twins in Yoruba?

While there are speculations that the births might be due to genetics, research has suggested that the multiple births could be related to the eating habits of the women in the region. Cassava is quite popular in the Yoruba diet as it can be eaten in many forms such as Amala, Garri, Fufu, etc.

Why are twins common in Yoruba?

It has been widely reported that community members believe that the prevalence of twins in their society is largely due to the food they eat. More specifically, they believe that their high consumption of yam is the reason for the significant rate of twinning in Igbo-Ora.

Can identical twins be different genders?

In 99.9% of cases boy/girl twins are non-identical. However, in some extremely rare cases resulting from a genetic mutation, identical twins from an egg and sperm which began as male (XY) can develop into a male / female pair.