I have one main problem in my life that is suffering me lot ,problem is what happen if I marry my sister in low (my mothers brother daughter), actually I'm in love with her I want to marry her ,plz tell what happen if I marry her, all are saying that by marrying sister in low children will born with handicapped, and there will be some affects in children ,and some says it is scientifically proved, I can't understand which is true ,but I want to marry her, I'm asking you because you r a doctor you will know which is true and which is rumor, till now I searched I all web sites and books but I never read that in books or I even search in google ,no one is mentioned it is problem and so and so problems will happens by marrying her I never heard that ,i think it is rumor, is it so sir? Only you can solve my problem, I believe that only you can solve my problem ,i hope so, please describe what are the problems if I marry her, she also loves me ,plz help me. Sir/madam what should I do for her ,i can't miss her ,i hope you can help me. please solve my problem. THANK YOU.