- How soon can twins be detected?
- Can twins run in the man’s family?
- Could I be pregnant with twins again?
- What are the chances of having twins if the mother is a twin?
- How can you predict twins?
- Can twins have different fathers?
- Can I have twins?
- How common are twins naturally?
- Can a twin eat another in the womb?
- Can twins be born days apart?
- Can two sperm cells fertilize one egg?
- Which parent carries the gene for twins?
- What increases your chance of having twins?
- Which race is most likely to have twins?
- Do twins come from Mom or Dad?
- How are twins conceived?
- Can twins skip 3 generations?
- What drugs can I take to conceive twins?
- What is a biracial twin?
- How are twins or triplets conceived?
- Do twins skip a generation in family?
How soon can twins be detected?
“You can guess as much as you want, but until you have the ultrasound examination, it’s all just speculation,” says Dr.
Luckily, most mamas don’t have to wait long to know for sure.
“Today, twins can usually be diagnosed as early as six to seven weeks of the pregnancy,” he adds..
Can twins run in the man’s family?
Non-identical (fraternal) twins tend to run in families. … A man with a family history of twins may carry the gene, but it won’t mean he can father a set of non-identical twins. The gene is only expressed through women who ovulate. If he has daughters, they may inherit the gene, and one day go on to have fraternal twins.
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.
What are the chances of having twins if the mother is a twin?
Women who are multiples themselves might carry a gene for hyperovulation (meaning that they release more than one egg during an ovulation cycle). Hyperovulation increases the ability to conceive fraternal twins. 5 The chances of twins might be as high as 1 in 17 if the mother is a fraternal twin.
How can you predict twins?
Ultrasound. Although the factors above may be signs of a twin pregnancy, the only sure way to know you’re pregnant with more than one baby is through an ultrasound. Some doctors schedule an early ultrasound, around 6 to 10 weeks, to confirm the pregnancy or check for issues.
Can twins have different fathers?
It is possible for twins to have different fathers in a phenomenon called heteropaternal superfecundation, which occurs when two of a woman’s eggs are fertilized by sperm from two different men. … Identical twins occur if that fertilized egg divides into two separate eggs, early in the pregnancy.
Can I have twins?
Twins can occur either when two separate eggs become fertilized in the womb or when a single fertilized egg splits into two embryos. Having twins is more common now than it was in the past.
How common are twins naturally?
It’s estimated that 1 in 250 pregnancies results in twins naturally, and there are two ways to conceive them.
Can a twin eat another in the womb?
Parasitic twins differ from vanishing twins. With vanishing twins, early ultrasound or fetal heartbeat confirms the presence of two fetuses. But in later tests, only one fetus remains. The vanishing twin is absorbed by the remaining twin, the placenta, or the mother’s body.
Can twins be born days apart?
The twins were born 11 weeks apart. Such a long interval between twins is rare, but not unheard of. (The world record — twins born 87 days apart — was set in 2012). But it’s not just the separate birthdays that set these twins apart — it’s the fact that each one gestated in a separate womb.
Can two sperm cells fertilize one egg?
Occasionally, two sperm are known to fertilize a single egg; this ‘double fertilization’ is thought to happen in about 1% of human conceptions. An embryo created this way doesn’t usually survive, but a few cases are known to have made it — these children are chimaeras of cells with X and Y chromosomes.
Which parent carries the gene for twins?
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.
What increases your chance of having twins?
What will help boost my chances of having twins?Being older rather than younger helps. … Have fertility assistance such as in vitro fertilisation or take fertility drugs. … Pick your own genetics carefully! … Be of African/American heritage. … Having been pregnant before. … Have a big family.More items…
Which race is most likely to have twins?
Race. 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).
Do twins come from Mom or Dad?
According to Stanford, the likelihood of twins during any particular pregnancy comes from the mother, because, as they put it, “A father’s genes can’t make a woman release two eggs.” If you’re the woman who is trying to conceive though, it’s not just your mom’s genetics that matter.
How are twins conceived?
To form identical or monozygotic twins, one fertilised egg (ovum) splits and develops into two babies with exactly the same genetic information. To form fraternal or dizygotic twins, two eggs (ova) are fertilised by two sperm and produce two genetically unique children.
Can twins skip 3 generations?
The notion that twins always skip a generation is also a myth. The illusion may have arisen because men who inherit the gene from their mothers are unaffected by it ( they do not ovulate), but can still pass it on to their daughters, who, in turn, will have an increased likelihood of conceiving twins.
What drugs can I take to conceive twins?
Clomiphene and gonadotropins are commonly used fertility drugs that can increase your chances of having twins. Clomiphene is a medication available only through prescription. In the United States, the brand names for the drug are Clomid and Serophene.
What is a biracial twin?
From Wikipedia, the free encyclopedia. Mixed twins are fraternal twins born to multiracial families which differ in skin color and other traits considered to be racial features. From a biological point of view, the differences in these fraternal or dizygotic twins from two biracial parents are not surprising.
How are twins or triplets conceived?
Identical twins or triplets happen when a single egg is fertilized and then later splits. These newly divided embryos are identical. Children that are identical multiples will look like each other and be the same sex. Fraternal multiples develop from separate eggs that are fertilized by a different sperm.
Do twins skip a generation in family?
Yes, it can be hereditary to have fraternal twins, because “Fraternal twinning is caused by a gene on the X chromosome. … Fraternal twins can run in families where identical twins are likely a coincidence, and the idea that twins can skip a generation is simply just a myth.