Hi mam / sir i am 26 yrs old and my family is deciding to make me marry to my close relative (dad's yonger sisters son) and this is the 1 st consanguineous marriage in my family. I want to know is there any complications of this  marriage in future kids or our health / is there any specified tests that can be done to know the hereditary diseases because of this marriage. Kindly please reply mam/sir.