The causes of particularly heavy odor in women include vaginitis, smelly sweat, cervical cancer, etc., and they should consult the doctor in time to find out the causes. 1. Vaginitis: commonly known as bacterial vaginosis, bacterial infection can lead to leukorrhea with fishy odor, excessive leukorrhea secretion, accompanied by vulvar itching. Patients can follow the doctor’s instructions to use metronidazole for treatment, keep the vulva clean. 2. Foul-smelling sweat: the secretion of sweat glands of the patient has a foul odor. It is mainly manifested in the armpits and feet with abnormal odor. Patients need to pay attention to personal hygiene, avoid strenuous activities, reduce sweat secretion. Neomycin solution can be used to clean the affected area as prescribed by doctor, and laser or surgical treatment is needed for serious cases. 3. Cervical cancer: If the patient has cervical cancer, due to the local cancerous tissue of the cervix and the surrounding cervical tissues being invaded by the cancer cells, the tissue will be shed and necrotic, which may be accompanied by abnormal bad smell. Patients can follow the doctor’s prescription for surgical treatment, radiotherapy, chemotherapy and so on. There are more reasons for women to have particularly heavy odor, which should be dealt with in time to avoid further aggravation after discovery.