Diseases common to girls’ sexual life include vaginitis, pelvic inflammatory disease, cervicitis, HPV infection and so on. 1. Vaginitis: unclean sex or not timely cleaning, bad hygiene habits may lead to the occurrence of vaginitis, and vaginitis is the most common gynecological diseases. 2. Pelvic inflammatory disease: Sexual intercourse during menstruation or unclean sex, repeated abortion may lead to the occurrence of pelvic inflammatory disease. 3. Cervicitis: Early sexual life or too many sexual partners can cause long-term stimulation of the cervix, which may increase the likelihood of cervical inflammation. 4. HPV infection: Sexual contact or contact with infected materials may lead to an increased likelihood of HPV infection. Women are likely to suffer from various gynecological diseases and even sexually transmitted diseases after sex, so it is important to take safety measures.