Dating your second cousin legal

Cousin marriage is common in the Middle East, for instance, where it accounts for over half of all marriages in some countries.In some countries outside that region, it is uncommon but still legal.

Through a combination of old prejudices and present-day conventional wisdom about inherited birth defects, first cousin marriage is seen by many as a little too close for comfort, as well as a bad idea if you want children.

However, first cousin marriage is far more common, and far less dangerous, than many of us have been led to believe, as you’ll soon see.

I'm not sure how that would influence attitudes in the rest of the population - seems to me it could go either way. Getting to the nub of the OP, as a Brit, I feel the general attitude would be a raised eyebrow and probably snide jokes about Deliverance but not disgust or shock.

So let's imagine a couple in the UK, first cousins, in a serious relationship, of age, male/female, fertile, from a family in which such a relationship has not occurred in some time and not part of an immigrant culture in which such relationships are commonplace. I don't think it is common in the majority of the population, perhaps Chronos' novels were about the aristocracy?

Various religions have ranged from prohibiting sixth cousins or closer from marrying, to freely allowing first-cousin marriage.

Cousin marriage is an important topic in anthropology and alliance theory.

In fact, it is estimated that as many as 80% of the marriages in human history have been between first or second cousins.

This switch in cousin-marriage’s acceptance began in earnest in some parts of the Western world in the mid-19th century. Natural Selection himself, was married to his first cousin Emma Wedgwood.

Children of first-cousin marriages may have an increased risk of genetic disorders, particularly if their parents both carry a harmful recessive mutation, but this can only be estimated empirically, and those estimates are likely to be specific to particular populations in specific environments.

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