There is no scientific grounding for it." In the UK, the issue came to the fore when the MP Phil Woolas, now the Immigration minister, claimed earlier this year that first-cousin marriages within Asian communities in Britain resulted in an increasing number of children with health problems.
"A lot of arranged marriages are with first cousins, and that produces lots of genetic problems in terms of disability [in children]," Mr Woolas said.
Is it appropriate for cousins or other relatives to marry?
They had two children and remained together until Jesse's death, aged 34, 12 years later.
As a matter of fact, if the example of Jacob, Rachel, and Leah is any indication, it would appear that cousin marriage was fairly common in the ancient world.
Their story begins in Genesis 28:1, 2, where Isaac charges his son: "You shall not take a wife from the daughters of Canaan.
He says he never found out whether it was a first, second, third cousin or even more remote.
The rapper and the woman are still close, and he has no regrets and feels no weirdness about their relationship.