BV positivity is a manifestation of bacterial vaginosis, and the exact healing time varies from person to person and cannot be generalized. A course of treatment for bacterial vaginosis is 1 week, patients can take oral or vaginal medication, 3-7 days after the end of the medication, if it is still positive, use the medication for another week; if it is negative, then after the next menstrual period. During the medication period, patients are forbidden to have sex and pay attention to vulvar hygiene to avoid cross-infection. If the woman has inflammation for the 1st time, the man does not need treatment; if the woman has repeated episodes of bacterial vaginosis, it is recommended that the man should be examined, and the woman also needs to be examined for chlamydia and human papillomavirus. In addition, patients should pay attention to drink more water, eat more fresh vegetables and fruits, and avoid spicy and stimulating foods. Reasonable arrangement of work and rest time, appropriate physical exercise.