The external auditory canal conducts sound and protects inner ear structures. Disorders include congenital atresia, impacted wax, lacerations, furuncles, diffuse otitis externa, fungal infections, malignant otitis externa, eczematous otitis, and neurodermatitis.
Hearing loss doesn't always happen because of exposure to loud noises. There are several other sources and supposedly harmless activities that can have an impact.
Listening to music on our choice of device - be it a mobile phone or an mp3 player, while commuting to work ...