The feeling of bugs crawling in the ear can be interpreted as itching of the external ear canal, which may be caused by ear diseases such as eczema of the external ear canal, fungal disease of the external ear canal or chronic otitis externa. 1. Eczema of the external auditory canal: its occurrence may be related to allergies and other allergic factors, some allergic substances stimulation, as well as fish and shrimp, damp heat, etc. can also cause eczema of the external ear, acute eczema when the skin is itchy, can be seen on the red spots or pimples, at this time, the feeling is abnormal. 2. Fungal disease of the external auditory canal: Because the external auditory canal is relatively narrow, if there is water in the ear resulting in moist ear is more conducive to the growth of fungi. The main manifestation of fungal otitis externa is the itchy and stuffy feeling in the ear canal. 3. Chronic otitis externa: otitis externa can be caused by triggering factors such as water in the external auditory canal or ear digging, chronic otitis externa is itchy and a small amount of secretion can be seen. If you feel that there are bugs crawling in your ear or itching, we recommend that you consult a doctor in time to get a clear diagnosis, and then follow the doctor’s instructions to treat the cause and symptoms.