Oily ears will have fox odor, this statement is incorrect, there is no great relationship between oily ears and fox odor. Oily ears are prone to thin earwax, which has a certain relationship with heredity, in addition to the sebaceous glands in the ear canal area secretion, will secrete some large amounts of grease-like earwax greasy, this situation usually do not need special treatment. Fox odor is the top of the armpit urinary sweat gland secretion by bacterial decomposition of the special odor, sweat gland secretion secretion is no odor, but the human armpit at the surface of the presence of colonization of bacteria, the secretion will produce unsaturated fatty acids and ammonia, there will be an unpleasant odor. If you add the odor of sweat produced after sweating in hot weather and strenuous exercise, the situation will be even more serious symptoms, the formation of a severe case of bad breath. In summary, both oily ears and bad breath are related to genetics, but there is no great relationship between the two, and people with oily ears do not always have bad breath.