Possible causes of heavy odor are axillary hyperhidrosis, bacterial vaginitis, glans, etc., which can be improved by medication and surgery. 1. Axillary hyperhidrosis: genetic, bacterial infection and other factors can lead to the occurrence of axillary hyperhidrosis, causing the symptoms of heavy odor in the armpits, such patients can be applied locally through antibacterial agents (such as formaldehyde solution, antibiotic gel), antiperspirant (such as aluminum chloride anhydrous ethanol solution), deodorant (such as zinc oxide powder) to help improve the symptoms of the serious need to carry out radical surgical treatment. 2. Bacterial vaginitis: If the odor is very heavy, you can smell it in female patients, may be suffering from bacterial vaginitis, patients often manifested as local itching, leukorrhea, odor and other symptoms, can take metronidazole tablets, tinidazole tablets and other antibiotics to help sterilize and anti-inflammatory, so as to effectively improve the relevant symptoms. 3. glans: if the odor is very heavy to smell in male patients, then it may be caused by glans, such patients can take fluconazole, itraconazole and other antifungal drugs to help treat mold, candida infections caused by glans, when the glans is cured, the odor and other symptoms can be relieved. There may be other reasons for the heavy odor, so it is recommended to go to the hospital in time to get a clear diagnosis and then treat the symptoms. It should be noted that the above treatment should be carried out under the guidance of a physician to avoid the occurrence of adverse reactions.