Edward Syndrome More Condition_symptoms How Will Or Can You Reduce Having A Child With Edward's Syndrome Or Trisomy 18? I Just Need It On Our Report

How will or can you reduce having a child with Edward's syndrome or trisomy 18? I Just Need It on our report - edward syndrome more condition_symptoms

Please answer true, really, and numerically. It is worse than my diploma held. Please also provide me the cure (if applicable)