- What are the odds of siblings having twins?
- Will I have twins in the future?
- Can twins have different dads?
- How can I increase my chances of conceiving twins?
- Do twins skip a generation in family?
- Do twins come from the mother or father?
- How early can twins be detected?
- Does twins run in the family?
- Can twins share cribs?
- How common are twins naturally?
- Which parent carries the gene for twins?
- Who is more likely to have twins?
- Can a twin have twins?
- How is the twin gene passed down?
- How do I know if Im having twins?
- How are twins conceived?
What are the odds of siblings having twins?
If you are lucky enough to come from a family with a pattern of having twins then genetically you are more likely to as well.
So if you, your mother or your maternal grandmother are or were fraternal (non-identical) twins then your chances of having twins may increase to as many as 1 in 7..
Will I have twins in the future?
Heredity: If you’re a twin, or if there are twins in your family, you’re slightly more likely to have a set yourself. Age: The older you are, the higher your chances of having fraternal twins or higher order multiples. Women age 35 or older produce more follicle-stimulating hormone (FSH) than younger women.
Can twins have different dads?
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.
How can I increase my chances of conceiving twins?
What boosts your odds of having twins? Fertility treatments like Clomid, Gonal-F, and Follistim make it more likely you’ll conceive multiples, but also, your height, age, and even family history can increase your odds of birthing more than one.
Do twins skip a generation in family?
A commonly held myth about twins is that twins skip a generation. … However, if that was truly the case—if there was a twin gene—then twins would occur with predictable frequency in those families that carry the gene. But there is no concrete scientific evidence that suggests twins skip a generation.
Do twins come from the mother or father?
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 early 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. Grunebaum. 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.
Does twins run in the family?
Non-identical (fraternal) twins tend to run in families. But identical twins don’t. Non-identical twins are the result of two separate eggs being fertilised by two separate sperm. … If he has daughters, they may inherit the gene, and one day go on to have fraternal twins.
Can twins share cribs?
“Newborn twins can certainly remain in the same crib initially,” Walker says. “If they sleep better when they know the other is close by, crib-sharing can last up until they move into their childhood beds.” … While one crib is fine, two car seats and a double-stroller are absolute musts for newborn twins.
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.
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.
Who is more likely to have twins?
According to the Office on Women’s Health, women who are aged 30 years or older are more likely to conceive twins. The reason for this is that women of this age are more likely than younger women to release more than one egg during their reproductive cycle.
Can a twin have twins?
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. … Identical twins don’t generally run in families, but fraternal twins do. It looks like twins “skip a generation” in some families.
How is the twin gene passed down?
When both eggs are fertilized, the resulting siblings are fraternal twins. Because this gene can be passed on, the tendency to have fraternal twins can in fact run in families. Identical twins, on the other hand, result from one fertilized egg randomly splitting in two, creating two siblings with identical DNA.
How do I know if Im having twins?
It is impossible to definitively know whether you are carrying twins (or multiple babies) by simply gauging how you feel or going off of what a home pregnancy test shows. In fact, only an ultrasound can confirm a twin or multiple pregnancy.
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.