Heavy leukorrhea is most commonly caused by vaginitis, which is accompanied by other uncomfortable symptoms such as vulvar itching, increased leukorrhea, change in leukorrhea color, abdominal pain, etc. Most women in their reproductive age are affected by bacterial vaginitis, as well as fungal vaginitis and trichomoniasis. The most common types of vaginitis are bacterial vaginitis, fungal vaginitis, and trichomoniasis. Women of childbearing age are more susceptible to vaginitis, mainly because they are sexually active and can easily be infected through sexual intercourse and cross-infection, so they need to pay attention to hygiene in order to minimize the chances of infection. Treatment depends on the specific situation, most of them only need to use local drugs, very few need to use systemic drugs, usually should pay attention to local hygiene, to avoid destroying the self-protection barrier of the vagina, in order to prevent recurrent infections, which can lead to chronic pelvic inflammatory disease in severe cases.