Chinamerica wrote:Great Nepal wrote:Yea, no.
What ever two consenting organisms do is their business.
This whole nonsense about genetic disease is nonsense firstly because we don't ban marriage between two people with faulty DNA that increase chances of disease (or else human race would go extinct quite fast) and secondly because it is over hyped.
In the end, it comes down to "I find it icky".
You didn't get As in science, did you?
Well, if you got an A in Genetics, you'd know that people are naturalyl averse to incest and legislating against incest is like legislating that you have to breathe or any other natural needs.