The cervical cancer vaccine is necessary because the occurrence of cervical cancer is related to HPV infection, which is also called human papilloma virus. The cervical cancer vaccine can cover these two high-risk types, 16 and 18, to some extent, it can prevent the infection of HPV-16 and HPV-18, which are two high-risk viruses, from further causing cervical cancer. Early detection, early treatment and early intervention are the most important measures for cervical cancer prevention. In addition, HPV virus, which is an important cause of cervical cancer, is not only a vaccine, but also a clean body, because it is a virus that is transmitted, and the main way of transmission is sexual transmission.