90% of all hearing loss is sensorineural (pronounced “sensory-neural”), which is hearing loss caused by damage in the inner ear (cochlea) or to the nerve pathway from the inner ear to the brain. Below are the most common causes of sensorineural hearing loss. Aging: As you age, hearing loss is pretty much inevitable. Noise Exposure: Firearms, heavy machinery, music… if it hurts your ears, it’s probably hurting your hearing. Head Trauma: Falls, concussions, sports ...