The common clinical reasons for heavy odor include the following: First, women do not pay attention to hygiene in their married life, especially after intercourse, do not wash the private part of the cross-infection occurs, which ultimately leads to inflammation, the emergence of a heavier odor. Secondly, when women are prone to odor during menstruation, it is recommended to change sanitary napkins in time and wear loose cotton underwear. Third, when a woman suffers from vaginitis will appear fishy odor, considered due to bacterial or fungal infection caused by vaginitis. It is recommended to use warm water to clean the local area, choose anti-anaerobic drugs, such as metronidazole and antifungal drugs. Fourth, when the leukorrhea secretion or abnormal will also appear odor. Fifth, it may also be the precursor of the tumor, usually a very strong foul smell, it is recommended to go to the hospital for further examination.