Greasy ear armpit odor should be referred to as greasy ears accompanied by armpit odor, which are two disorders. Both greasy ears and armpit odor are related to heredity in some way. Oily ears are genetically related, meaning that the secretions inside the ears are sticky and full of grease, which need to be cleaned frequently, otherwise it will easily lead to earwax embolism, and sometimes it feels like there is a strange odor inside the ears, which is mainly caused by the combination of secretions and bacterial infections. Armpit odor usually refers to fox odor, the cause of the onset of often also has a great relationship with heredity, the specific pathogenesis is still unclear, often in strenuous exercise or hot and stuffy weather, the fox odor is more pronounced, mainly because of excessive secretion of sweat, and in the local bacterial decomposition to produce a bad smell. Armpit odor patients tend to have a higher probability of oil ear, oil ear is currently no means of treatment, but the fox odor can go to the hospital, with the doctor to take surgical treatment or other treatments.