Sexual diseases, often called STDs, are diseases that are transmitted through sexual intercourse. The symptoms generally occur in the genital area, the common clinical STDs are mycoplasma infection, condyloma acuminata, genital herpes, syphilis, gonorrhea, AIDS, etc., different disease female performance symptoms, need to be described separately: 1, mycoplasma, chlamydia infection: generally manifested as female urethritis symptoms, such as itching, pain in the urethra, causing frequent urination, urinary urgency, poor urination, increased discharge, etc. The blisters will break into ulcers after a few days, and then slowly crust over and heal, and in severe cases there will be systemic symptoms, such as lymph node pain, general weakness, fever, headache, etc.; 4, syphilis: Phase I symptoms are swollen lymph nodes and single, round or oval, well-defined ulcers on the external genitalia, mostly on the labia, perineum and cervix in women. However, there is no obvious pain. Stage II syphilis is highly contagious and can cause red or reddish-brown papules and plaques all over the body, and syphilis may spread to the whole body with symptoms such as muscle pain, loss of vision, headache, sleepiness and unresponsiveness. Stage III syphilis can cause neoplastic lesions and can involve the bone, cardiovascular, nervous system and other systems; 5, gonorrhea: women mainly manifest as cervicitis, purulent or bloody vaginal discharge. When the urethra is involved, it can cause symptoms of urinary urgency, frequency and pain; when the vestibular gland is involved, it can cause redness, swelling and pain in the vestibular gland, and in severe cases, abscesses can form. The later stage can lead to gonorrhea pelvic inflammatory disease, causing female infertility; 6, AIDS: the acute stage of women with fever as the main symptom, can be accompanied by nausea, vomiting, sore throat, diarrhea, swollen lymph nodes and other symptoms. The asymptomatic period lasts for many years, and the immune system is gradually damaged. The AIDS phase will show persistent fever, diarrhea, night sweats, emaciation, generalized lymph node enlargement, and some patients show mental symptoms such as memory loss, headache and dementia.