Oily ears are usually oily cerumen, which may also be caused by excessive sebum secretion and water in the ear. 1. Oily ears: There are ceruminous glands in the cartilage part of the external auditory canal, which produce secretions as cerumen. Due to genetic and other factors, ceruminous glands can produce oily secretions, which do not dry out to become pasty and sticky or oily, and make the ears feel oily. 2. Excessive sebum secretion: Usually due to staying up late for a long time and unreasonable diet. The endocrine imbalance caused by the body, resulting in excessive secretion of sebaceous glands in the ear, so that the ear produces the phenomenon of oil. It is recommended to have a regular routine and a light diet. 3. Water in the ear: When you take a bath, wash your face or go swimming, water gets into your ear accidentally, and the cerumen is soaked by the water and appears in liquid form, which manifests itself as oily secretion. All in all, the phenomenon of oily ears, if accompanied by other uncomfortable symptoms, it is recommended to consult a doctor in time. You should also maintain a good lifestyle and pay attention to the cleanliness of your ears.