Women’s lower body always have yellow water is considered to have bacterial vaginosis, mycoplasma infection, cervicitis and other causes. 1. Bacterial vaginosis: If the internal flora of the vagina is imbalanced, then it is easy to lead to abnormal secretions, the patient in addition to the increase in secretions, the color of yellow in addition to may be accompanied by vulvar itching and other symptoms. 2. Mycoplasma infection: women’s lower body itching, accompanied by yellow discharge may also be due to chlamydia pathogens and other infections. 3. cervicitis: if the watery discharge, cervicitis is also a common cause, if the acute cervicitis, but also lead to abdominal pain. Women with yellow watery discharge may also have other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.