There are many reasons for the odor in the patient’s private parts, which may be caused by vaginal infection, bad hygiene habits, etc. The patient can take medication, daily life management and other measures to improve it. 1. Vaginal infection: may be due to trichomonas, bacteria and other microbial infections, the patient may have vulvar itching, burning, pain, abnormal vaginal secretions, secretions are yellow, yellowish white, there may be a fishy odor and other symptoms, the patient can be under the guidance of the doctor to use clotrimazole, miconazole, mycobacteria and other drugs for treatment. 2. Bad habits: patients may be due to unhealthy habits, such as often do not wash, do not change underwear and other reasons, the patient at this time should change the underwear in a timely manner, you can choose cotton breathable underwear. In addition, there may be other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, and give targeted treatment or treatment.