In fertility centers, doctors often encounter couples who make a lot of jokes during pregnancy preparations in order to have a baby. Weng Zhiwei, the attending physician at the Reproductive Center of the First Affiliated Hospital of Guangzhou University of Chinese Medicine, told reporters about common misunderstandings in clinical pregnancy preparation. Misunderstanding 1: In order to improve the hit rate, some young couples create babies every night. In order to achieve their careers as soon as possible, some young couples create babies every night. They mistakenly believe that this will improve their hit rate. As we all know, pregnancy is conditional. Weng Zhiwei\’s attending physician said that only when a woman has sex during ovulation can sperm have a chance to see the egg, and sperm and egg