If the couple is not pregnant without any problems, it needs to be judged according to the specific situation. 1. The two sides of the couple are anxious to have a child, there will be excessive emotional tension, anxiety, and sometimes excessive psychological stress, which can also have an impact on ovulation and the formation of the fertilized egg, which can also cause the performance of non-pregnancy. Since the causes of non-pregnancy are different for both partners, the measures taken to improve the situation are not identical.