Originally Posted by levite

BTW, a friend of mine who's an OB/GYN with a specialty in reproductive assistance therapies let me know that, in her opinion, the genetic issue is a non-starter, since a single close genetic match is unlikely to result in severe abnormalities. Generally, severe abnormalities as a result of incest occur only after prolonged inbreeding, such as among the royal houses of Europe, or even more so, among the royal houses of the Ancient Near East. So she says, at any rate.