Cervical cancer is mainly caused by viruses. A lot of data at home and abroad confirm that women with early marriage, early childbearing, multiple births and disordered sexual life have a higher prevalence. It is also believed that the cholesterol in circumcision can be transformed into carcinogenic substances after the action of bacteria. It is also an important cause of cervical cancer. The occurrence of cervical cancer is related to many factors. Human papilloma virus high-risk type 16 and 18 infection is closely related to the occurrence of cervical cancer, and other factors such as too many sexual partners, promiscuous sex life, having sexually transmitted diseases, smoking, etc. To be clean, healthy lifestyle habits and exercise can play a preventive role to some extent. First of all, cervical cancer patients should not eat too much hot and inflammable food, avoid smoking, alcohol and spicy and oily food in daily diet, pay attention to supplementing protein and vitamins and other nutrients in appropriate amount, and eat more vegetables and fruits. Pay attention to reasonable diet, avoid spicy stimulation and proper exercise.