Who is more likely to get pregnant with twins?

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.

Are some pregnancies more likely to be twins than others?

Some women are more likely than others to give birth to twins. The factors that increase the odds include: Advancing age of the mother – women in their 30s and 40s have higher levels of the sex hormone oestrogen than younger women, which means that their ovaries are stimulated to produce more than one egg at a time.

Can you have twins if it doesn’t run in family?

Since embryo splitting is a random spontaneous event that happens by chance, it doesn’t run in families. Genes are not involved and there’s no scientific evidence that being from a family with identical multiples has any impact on your odds of having twins. The same is not true for fraternal twins.

Can I have twins without family history?

Any woman can have identical twins and family history does not play a role with these. The majority of twins who are born are non-identical and a result of two eggs being fertilised. Some fraternal twins look very similar; others share some resemblance whilst the remainder may not even look the slightest bit related.

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How early can twins be detected?

“Today, twins can usually be diagnosed as early as six to seven weeks of the pregnancy,” he adds.

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